./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1251.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1251.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de540e539c3db6027c1fdb04fcc6cae02aafb8aa58950d31054b2b0b8391af6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:04:42,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:04:42,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:04:42,908 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:04:42,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:04:42,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:04:42,931 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:04:42,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:04:42,932 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:04:42,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:04:42,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:04:42,932 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:04:42,933 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:04:42,934 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:04:42,934 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:04:42,934 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:04:42,934 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:04:42,935 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de540e539c3db6027c1fdb04fcc6cae02aafb8aa58950d31054b2b0b8391af6d [2024-12-06 02:04:43,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:04:43,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:04:43,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:04:43,235 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:04:43,236 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:04:43,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1251.c [2024-12-06 02:04:46,574 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/2510b39d8/31ea977656cf477cac33ddb72e5b0f28/FLAGc76259335 [2024-12-06 02:04:46,796 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:04:46,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c [2024-12-06 02:04:46,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/2510b39d8/31ea977656cf477cac33ddb72e5b0f28/FLAGc76259335 [2024-12-06 02:04:46,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/2510b39d8/31ea977656cf477cac33ddb72e5b0f28 [2024-12-06 02:04:46,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:04:46,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:04:46,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:46,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:04:46,835 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:04:46,836 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:46" (1/1) ... [2024-12-06 02:04:46,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fea8d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:46, skipping insertion in model container [2024-12-06 02:04:46,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:46" (1/1) ... [2024-12-06 02:04:46,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:04:47,020 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:04:47,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33b7b121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:47, skipping insertion in model container [2024-12-06 02:04:47,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:47,021 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:04:47,023 INFO L158 Benchmark]: Toolchain (without parser) took 194.74ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 84.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:04:47,024 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:04:47,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.67ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 84.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:04:47,026 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.67ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 84.5MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 9]: Unsupported Syntax floats in unions are not supported in the integer translation. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1251.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de540e539c3db6027c1fdb04fcc6cae02aafb8aa58950d31054b2b0b8391af6d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:04:49,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:04:49,424 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:04:49,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:04:49,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:04:49,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:04:49,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:04:49,457 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:04:49,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:04:49,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:04:49,458 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:04:49,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:04:49,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:04:49,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:04:49,459 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:04:49,460 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:04:49,460 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:04:49,460 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:04:49,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:04:49,461 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:04:49,461 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:49,461 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:04:49,461 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de540e539c3db6027c1fdb04fcc6cae02aafb8aa58950d31054b2b0b8391af6d [2024-12-06 02:04:49,759 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:04:49,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:04:49,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:04:49,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:04:49,771 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:04:49,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1251.c [2024-12-06 02:04:52,807 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/e9e66b955/9e5ed674e2e24acdaeeb9aab45a15c3a/FLAG7f1450166 [2024-12-06 02:04:52,980 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:04:52,987 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c [2024-12-06 02:04:53,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/e9e66b955/9e5ed674e2e24acdaeeb9aab45a15c3a/FLAG7f1450166 [2024-12-06 02:04:53,017 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/data/e9e66b955/9e5ed674e2e24acdaeeb9aab45a15c3a [2024-12-06 02:04:53,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:04:53,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:04:53,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:53,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:04:53,027 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:04:53,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fe71bb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53, skipping insertion in model container [2024-12-06 02:04:53,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:04:53,193 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c[1980,1993] [2024-12-06 02:04:53,196 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c[2139,2152] [2024-12-06 02:04:53,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:53,208 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:04:53,226 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c[1980,1993] [2024-12-06 02:04:53,227 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/sv-benchmarks/c/float-newlib/float_req_bl_1251.c[2139,2152] [2024-12-06 02:04:53,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:04:53,244 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:04:53,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53 WrapperNode [2024-12-06 02:04:53,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:04:53,246 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:53,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:04:53,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:04:53,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,276 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-12-06 02:04:53,276 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:04:53,276 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:04:53,276 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:04:53,276 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:04:53,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,286 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,294 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,295 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,298 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,299 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,300 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:04:53,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:04:53,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:04:53,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:04:53,304 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:04:53,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:04:53,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:04:53,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:04:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-12-06 02:04:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-12-06 02:04:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:04:53,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:04:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:04:53,419 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:04:53,420 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:04:53,607 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-12-06 02:04:53,607 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:04:53,682 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:04:53,682 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:04:53,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:04:53 BoogieIcfgContainer [2024-12-06 02:04:53,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:04:53,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:04:53,683 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:04:53,693 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:04:53,693 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:04:53" (1/1) ... [2024-12-06 02:04:53,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:04:53,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:53,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-12-06 02:04:53,749 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-12-06 02:04:53,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:04:53,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:53,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:53,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:53,757 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:53,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:04:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:53,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:53,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:04:53,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:53,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:04:53,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:04:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2024-12-06 02:04:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2024-12-06 02:04:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:04:53,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:53,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:53,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:53,981 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:53,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:04:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:04:54,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:54,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:04:54,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:04:54,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:54,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2024-12-06 02:04:54,183 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-12-06 02:04:54,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:04:54,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:54,184 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:54,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:54,186 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:54,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:04:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:04:54,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:54,390 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:04:54,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:04:54,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:54,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2024-12-06 02:04:54,427 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2024-12-06 02:04:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:54,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:54,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:54,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:54,430 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:54,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:04:54,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:54,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:54,709 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:55,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:04:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:56,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:56,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:56,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:56,327 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:56,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:04:56,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:56,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:56,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:56,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:56,920 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:56,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:04:57,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:57,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:57,015 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:57,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:57,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:57,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:57,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:57,019 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:57,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:04:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:57,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:57,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:57,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:57,629 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:57,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:04:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:57,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:57,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:57,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:57,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:57,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:57,653 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:57,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:04:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:57,893 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:57,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:57,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:58,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:58,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:04:58,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:58,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:58,279 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:58,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:58,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:58,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:58,282 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:58,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:04:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:58,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:58,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:58,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:58,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:58,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:04:58,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:58,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:58,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:58,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:58,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:58,914 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:58,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:04:59,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:59,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:59,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:59,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:59,191 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:04:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:04:59,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:04:59,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:04:59,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:04:59,437 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:04:59,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:04:59,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:04:59,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:04:59,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:04:59,440 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:04:59,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:04:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:59,682 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:04:59,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:04:59,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:04:59,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:00,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:05:00,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:00,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:05:00,022 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:05:00,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:00,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:00,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:00,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:00,025 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:00,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:05:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:00,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:00,322 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:00,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:00,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:05:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:00,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:05:00,553 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:05:00,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:00,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:00,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:00,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:00,556 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:00,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:05:00,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:00,795 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:00,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:05:00,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:01,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:01,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:05:02,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:02,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:02,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:02,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:02,592 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:02,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:05:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:02,830 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:02,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:02,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:02,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:03,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:05:03,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:03,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:03,187 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:03,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:03,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:03,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:03,191 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:03,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:05:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:03,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:03,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:03,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:03,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:03,686 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:03,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:05:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:03,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:03,697 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:03,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:03,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:03,698 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:03,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:03,699 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:03,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:05:03,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:03,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:03,883 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:03,884 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:04,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:05:04,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:04,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:04,147 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:04,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:04,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:04,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:04,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:04,149 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:04,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:05:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:04,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:04,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:04,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:04,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:05:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:04,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:04,541 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:04,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:04,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:04,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:04,543 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:04,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:05:04,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:04,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:04,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:04,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:04,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:05:04,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:04,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:04,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:04,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:04,955 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:04,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:05:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:05,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:05,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:05,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:05:05,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:05,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:05,363 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:05,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:05,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:05,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:05,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:05,365 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:05,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:05:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:05,571 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:05,727 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:05,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:05:05,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:05,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:05,736 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:05,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:05,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:05,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:05,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:05,738 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:05,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:05:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:05,939 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:05,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:06,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:05:06,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:06,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:06,099 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:06,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:06,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:06,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:06,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:06,101 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:06,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:05:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:06,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:06,308 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:06,309 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:06,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:06,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:05:06,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:06,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:06,545 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:06,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:06,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:06,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:06,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:06,547 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:06,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:05:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:06,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:06,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:06,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:06,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:06,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:05:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:06,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:06,899 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:06,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:06,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:06,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:06,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:06,902 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:06,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:05:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:07,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:07,281 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:07,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:05:07,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:07,291 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:07,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:07,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:07,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:07,292 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:07,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:05:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:07,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:07,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:07,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:05:07,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:07,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:07,772 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:07,773 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:07,773 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:07,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:07,775 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:07,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:05:07,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:07,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:08,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:08,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:08,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:08,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:05:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:08,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:08,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:08,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:08,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:08,268 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:08,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:05:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:08,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:08,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:08,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:08,677 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:08,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:05:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:08,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:08,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:08,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:08,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:08,690 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:08,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:05:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:08,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:08,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:08,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:09,075 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:09,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:05:09,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:09,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:09,087 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:09,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:09,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:09,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:09,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:09,089 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:09,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:05:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:09,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:09,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:09,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:09,474 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:09,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:05:09,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:09,484 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:09,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:09,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:09,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:09,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:09,487 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:09,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:05:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:09,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:09,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:09,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:09,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:05:09,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:09,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:09,915 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:09,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:09,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:09,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:09,917 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:09,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:05:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:10,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:10,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:10,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:10,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:05:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:10,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:10,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:10,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:10,323 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:10,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:05:10,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,502 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:10,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:10,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:05:10,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:10,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:10,743 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:10,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:10,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:10,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:10,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:10,746 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:10,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:05:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:10,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:10,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:11,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:11,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:05:11,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:11,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:11,180 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:11,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:11,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:11,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:11,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:11,182 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:11,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:05:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:11,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:11,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:11,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:11,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:11,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:05:11,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:11,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:11,592 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:11,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:11,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:11,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:11,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:11,595 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:11,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:05:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:11,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:11,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:11,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:12,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:05:12,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:12,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:12,020 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:12,021 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:12,021 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:12,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:12,022 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:12,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:05:12,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:12,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:12,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:12,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:12,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:12,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:05:12,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:12,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:12,454 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:12,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:12,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:12,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:12,456 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:12,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:05:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:12,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:12,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:12,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:12,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:05:12,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:12,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:12,828 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:12,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:12,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:12,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:12,830 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:12,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:05:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:13,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:13,243 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:13,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:05:13,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:13,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:13,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:13,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:13,254 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:13,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:05:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:13,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:13,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:05:13,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:13,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:13,683 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:13,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:13,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:13,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:13,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:13,688 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:13,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:05:13,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:13,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:13,900 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:13,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:14,102 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:14,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:05:14,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:14,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:14,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:14,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:14,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:14,112 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:14,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:05:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:14,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:14,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:14,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:14,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:05:14,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:14,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:14,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:14,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:14,498 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:14,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:05:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:14,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:14,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:14,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:14,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:14,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:14,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:05:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:14,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:14,965 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:14,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:14,967 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:14,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:05:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:15,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:15,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:15,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:15,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:15,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:05:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:15,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:15,393 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:15,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:05:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:15,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:15,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:15,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:15,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:15,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:05:15,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:15,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:15,891 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:15,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:15,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:15,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:15,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:15,893 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:15,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:05:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:16,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:16,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:16,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:16,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:16,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:16,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:05:16,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:16,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:16,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:16,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:16,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:16,349 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:16,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:05:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:16,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:16,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:16,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:16,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:16,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:05:16,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:16,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:16,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:16,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:16,795 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:16,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:05:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:17,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:17,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:17,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:17,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:05:17,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:17,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:17,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:17,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:17,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:17,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:17,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:17,215 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:17,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:05:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:17,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:17,644 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:17,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:05:17,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:17,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:17,653 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:17,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:17,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:17,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:17,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:17,655 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:17,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:05:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:17,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:17,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:18,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:18,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:18,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:18,074 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:18,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:18,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:18,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:18,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:18,076 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:18,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:05:18,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:18,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:18,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:18,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:18,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:18,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:18,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:05:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:18,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:18,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:18,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:18,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:18,507 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:18,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:05:18,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:18,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:18,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:18,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:18,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:05:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:18,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:18,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:18,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:18,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:18,971 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:18,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:05:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:19,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:19,177 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:19,178 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:19,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:05:19,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:19,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:19,355 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:19,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:19,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:19,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:19,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:19,357 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:19,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 02:05:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:19,591 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:19,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:19,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:19,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:19,835 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 02:05:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:19,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:19,844 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:19,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:19,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:19,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:19,846 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:19,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 02:05:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:20,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:20,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:20,148 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:20,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:20,357 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 02:05:20,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:20,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:20,369 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:20,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:20,369 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:20,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:20,371 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:20,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 02:05:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:20,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:20,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:20,678 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:20,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:20,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:20,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 02:05:20,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:20,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:20,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:20,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:20,949 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:20,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 02:05:21,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:21,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:21,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:21,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:21,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:21,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:21,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 02:05:21,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:21,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:21,532 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:21,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:21,532 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:21,532 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:21,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:21,534 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:21,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 02:05:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:21,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:21,843 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:21,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:22,123 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:22,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 02:05:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:22,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:22,135 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:22,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:22,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:22,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:22,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:22,137 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:22,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 02:05:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:22,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:22,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:22,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:22,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:22,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:22,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 02:05:22,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:22,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:22,732 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:22,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:22,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:22,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:22,734 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:22,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 02:05:23,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:23,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:23,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:23,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:23,045 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:23,353 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:23,356 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 02:05:23,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:23,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:23,366 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:23,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:23,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:23,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:23,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:23,368 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:23,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 02:05:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:23,607 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:23,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:23,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:23,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:23,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 02:05:23,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:23,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:23,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:23,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:23,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:23,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:23,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:23,804 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:23,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 02:05:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:24,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:24,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:24,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:24,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:24,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 02:05:24,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:24,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:24,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:24,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:24,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:24,288 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:24,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 02:05:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:24,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:24,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:24,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:24,732 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:24,735 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 02:05:24,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:24,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:24,742 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:24,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:24,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:24,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:24,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:24,744 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:24,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 02:05:24,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:24,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:25,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:25,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:25,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:25,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:25,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 02:05:25,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:25,256 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:25,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:25,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:25,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:25,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:25,258 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:25,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 02:05:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:25,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:25,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:25,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:25,752 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:25,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 02:05:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:25,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:25,762 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:25,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:25,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:25,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:25,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:25,764 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:25,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 02:05:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:25,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:26,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:26,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:26,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:26,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:26,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 02:05:26,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:26,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:26,215 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:26,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:26,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:26,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:26,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:26,217 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:26,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 02:05:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:26,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:26,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:26,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:26,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:26,700 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:26,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 02:05:26,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:26,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:26,710 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:26,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:26,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:26,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:26,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:26,712 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:26,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 02:05:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:26,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:26,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:26,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:27,110 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:27,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-12-06 02:05:27,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:27,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:27,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:27,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:27,121 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:27,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 02:05:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:27,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:27,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:27,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:27,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 02:05:27,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:27,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:27,652 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:27,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:27,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:27,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:27,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:27,654 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:27,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 02:05:27,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:27,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:27,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:27,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:28,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 02:05:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:28,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:28,245 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:28,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:28,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:28,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:28,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:28,247 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:28,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 02:05:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:28,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:28,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:28,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:28,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 02:05:28,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:28,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:28,842 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:28,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:28,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:28,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:28,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:28,844 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:28,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 02:05:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:29,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:29,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:29,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:29,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 02:05:29,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:29,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:29,437 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:29,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:29,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:29,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:29,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:29,440 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:29,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 02:05:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:29,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:29,765 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:29,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:30,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:30,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 02:05:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:30,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:30,030 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:30,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:30,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:30,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:30,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:30,033 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:30,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 02:05:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:30,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:30,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:30,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:30,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:30,694 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:30,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 02:05:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:30,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:30,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:30,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:30,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:30,708 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:30,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 02:05:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:31,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:31,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:31,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:31,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:31,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:31,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 02:05:31,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:31,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:31,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:31,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:31,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:31,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:31,319 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:31,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 02:05:31,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:31,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:31,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:31,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:31,929 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:31,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 02:05:31,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:31,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:31,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:31,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:31,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:31,943 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:31,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 02:05:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:32,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:32,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:32,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:32,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:32,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 02:05:32,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:32,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:32,568 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:32,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:32,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:32,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:32,570 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:32,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 02:05:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:32,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:32,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:32,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:32,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 02:05:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:33,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:33,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:33,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:33,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:33,002 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:33,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 02:05:33,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:33,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:33,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:33,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:33,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 02:05:33,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:33,428 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:33,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:33,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:33,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:33,430 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:33,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 02:05:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:33,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:33,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:33,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:33,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:33,867 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:33,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 02:05:33,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:33,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:33,876 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:33,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:33,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:33,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:33,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:33,878 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:33,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 02:05:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:34,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:34,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:34,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:34,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:34,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 02:05:34,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:34,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:34,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:34,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:34,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:34,334 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:34,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 02:05:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:34,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:34,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:34,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:34,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:34,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 02:05:34,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:34,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:34,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:34,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:34,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:34,787 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:34,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 02:05:35,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:35,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:35,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 02:05:35,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:35,249 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:35,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:35,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:35,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:35,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:35,251 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:35,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 02:05:35,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:35,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:35,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:35,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:35,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 02:05:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:35,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:35,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:35,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:35,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:35,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:35,711 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:35,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 02:05:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:35,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:35,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:35,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:36,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 02:05:36,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:36,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:36,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:36,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:36,153 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:36,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 02:05:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:36,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:36,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:36,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:36,475 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:36,763 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:36,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-12-06 02:05:36,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:36,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:36,774 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:36,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:36,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:36,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:36,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:36,776 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:36,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 02:05:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:37,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:37,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:37,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:37,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:37,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:37,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 02:05:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:37,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:37,412 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:37,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:37,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:37,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:37,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:37,414 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:37,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 02:05:37,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:37,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:37,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:37,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:38,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:38,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 02:05:38,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:38,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:38,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:38,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:38,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:38,021 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:38,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 02:05:38,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:38,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:38,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:38,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:38,590 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:38,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-12-06 02:05:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:38,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:38,600 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:38,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:38,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:38,600 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:38,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:38,602 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:38,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 02:05:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:38,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:38,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:38,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:38,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:39,181 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:39,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 02:05:39,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:39,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:39,192 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:39,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:39,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:39,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:39,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:39,195 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:39,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 02:05:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:39,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:39,568 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:39,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:39,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:39,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 02:05:39,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:39,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:39,825 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:39,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:39,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:39,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:39,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:39,827 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:39,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 02:05:40,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:40,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:40,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:40,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:40,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:40,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 02:05:40,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:40,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:40,507 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:40,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:40,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:40,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:40,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:40,509 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:40,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 02:05:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:40,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:40,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:40,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:40,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:41,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:41,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 02:05:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:41,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:41,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:41,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:41,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:41,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:41,099 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:41,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 02:05:41,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:41,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:41,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:41,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:41,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:41,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:41,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 02:05:41,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:41,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:41,481 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:41,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:41,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:41,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:41,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:41,483 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:41,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 02:05:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:41,729 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:41,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:41,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:41,993 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:42,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:42,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:42,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:42,002 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:42,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 02:05:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:42,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:42,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:42,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:42,283 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:42,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:42,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 02:05:42,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:42,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:42,489 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:42,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:42,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:42,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:42,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:42,490 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:42,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 02:05:42,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:42,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:42,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:42,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:42,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:42,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:42,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 02:05:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:42,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:42,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:42,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:42,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:42,958 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:42,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 02:05:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:43,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:43,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:43,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:43,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:43,466 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:43,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:43,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:43,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:43,475 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:43,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:43,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:43,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:43,476 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:43,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 02:05:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:43,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:43,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:43,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:43,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 02:05:43,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:43,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:43,989 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:43,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:43,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:43,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:43,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:43,990 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:43,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 02:05:44,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:44,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:44,257 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:44,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:44,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:44,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 02:05:44,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:44,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:44,486 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:44,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:44,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:44,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:44,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:44,488 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:44,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 02:05:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:44,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:44,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:44,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:45,139 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:45,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 02:05:45,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:45,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:45,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:45,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:45,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:45,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:45,152 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:45,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 02:05:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:45,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:45,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:45,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:45,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:45,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:45,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:45,809 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:45,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:45,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:45,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:45,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:45,811 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:45,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 02:05:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:46,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:46,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:46,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:46,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 02:05:46,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:46,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:46,290 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:46,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:46,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:46,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:46,292 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:46,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 02:05:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:46,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:46,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:46,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:46,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:46,746 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:46,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 02:05:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:46,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:46,757 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:46,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:46,759 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:46,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 02:05:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:47,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:47,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:47,221 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:47,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:47,229 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:47,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:47,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:47,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:47,231 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:47,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 02:05:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:47,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:47,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:47,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:47,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 02:05:47,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:47,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:47,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:47,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:47,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:47,631 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:47,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 02:05:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,908 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:47,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:47,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:47,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:48,248 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 02:05:48,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:48,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:48,255 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:48,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:48,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:48,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:48,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:48,256 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:48,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 02:05:48,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:48,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:48,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:48,555 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:48,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:48,770 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:48,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Forceful destruction successful, exit code 0 [2024-12-06 02:05:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:48,780 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:48,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:48,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:48,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:48,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:48,781 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:48,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 02:05:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:49,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:49,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:49,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:49,265 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:49,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 02:05:49,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:49,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:49,274 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:49,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:49,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:49,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:49,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:49,276 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:49,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 02:05:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:49,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:49,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:49,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:49,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:49,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 02:05:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:49,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:49,793 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:49,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:49,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:49,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:49,796 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:49,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 02:05:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:50,169 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:50,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:50,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:50,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 02:05:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:50,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:50,449 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:50,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:50,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:50,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:50,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:50,452 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:50,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 02:05:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:50,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:50,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:50,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:51,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 02:05:51,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:51,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:51,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:51,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:51,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:51,089 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:51,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 02:05:51,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:51,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:51,481 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:51,482 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:51,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:51,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 02:05:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:51,760 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:51,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:51,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:51,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:51,762 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:51,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 02:05:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:52,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:52,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:52,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:52,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 02:05:52,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:52,428 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:52,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:52,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:52,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:52,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:52,430 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:52,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 02:05:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:52,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:52,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:52,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:53,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 02:05:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:53,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:53,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:53,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:53,107 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:53,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 02:05:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:53,494 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:53,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:53,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:53,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:53,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 02:05:53,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:53,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:53,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:53,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:53,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:53,788 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:53,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 02:05:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:54,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:54,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:54,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:54,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-12-06 02:05:54,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:54,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:54,337 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:54,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:54,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:54,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:54,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:54,339 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:54,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 02:05:54,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:54,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:54,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:54,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:54,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 02:05:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:54,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:54,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:54,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:54,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:54,804 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:54,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 02:05:55,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:55,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:55,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:55,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:55,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:55,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 02:05:55,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:55,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:55,274 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:55,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:55,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:55,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:55,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:55,275 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:55,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 02:05:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:55,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:55,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:55,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:55,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:55,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 02:05:55,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:55,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:55,736 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:55,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:55,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:55,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:55,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:55,738 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 02:05:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:55,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:56,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:56,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:56,196 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:56,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 02:05:56,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:56,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:56,204 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:56,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:56,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:56,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:56,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:56,206 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:56,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 02:05:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:56,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:56,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:56,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:56,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:56,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:56,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 02:05:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:56,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:56,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:56,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:56,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:56,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:56,735 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:56,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 02:05:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:57,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:57,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:57,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:57,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:57,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 02:05:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:57,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:57,241 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:57,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:57,242 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:57,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:57,243 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:57,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 02:05:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:57,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:57,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:57,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:57,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:57,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:57,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 02:05:57,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:57,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:57,845 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:57,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:57,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:57,845 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:57,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:57,847 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:57,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 02:05:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:58,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:58,229 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:58,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:58,474 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:58,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 02:05:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:58,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:58,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:58,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:58,489 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:58,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 02:05:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:58,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:58,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:58,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:59,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 02:05:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:59,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:59,163 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:59,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:59,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:59,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:59,165 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:59,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 02:05:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:59,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:05:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:05:59,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:05:59,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:05:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:05:59,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 02:05:59,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:05:59,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:05:59,852 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:05:59,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:05:59,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:05:59,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:05:59,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:05:59,854 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:05:59,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 02:06:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:00,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:00,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:00,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 02:06:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:00,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:00,447 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:00,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:00,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:00,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:00,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:00,449 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:00,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 02:06:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:00,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:00,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:00,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 02:06:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:00,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:00,952 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:00,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:00,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:00,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:00,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:00,954 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:00,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 02:06:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:01,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:01,234 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:01,235 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:01,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:01,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:01,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:01,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:01,430 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:01,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:01,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:01,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:01,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:01,432 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:01,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 02:06:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:01,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:01,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:01,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:01,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:01,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 02:06:01,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:01,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:01,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:01,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:01,971 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:01,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 02:06:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:02,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:02,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:02,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:02,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 02:06:02,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:02,455 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:02,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:02,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:02,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:02,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:02,456 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:02,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 02:06:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:02,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:02,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:02,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:02,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:02,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 02:06:02,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:02,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:02,926 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:02,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:02,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:02,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:02,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:02,927 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:02,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 02:06:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:03,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:03,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:03,441 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:03,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 02:06:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:03,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:03,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:03,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:03,454 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:03,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 02:06:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:03,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:03,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:03,995 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:03,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 02:06:04,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:04,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:04,005 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:04,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:04,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:04,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:04,006 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:04,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 02:06:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:04,354 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:04,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:04,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:04,379 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:04,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:04,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 02:06:04,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:04,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:04,702 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:04,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:04,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:04,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:04,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:04,704 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:04,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 02:06:05,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:05,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:05,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:05,152 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:05,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 02:06:05,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:05,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:05,415 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:05,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:05,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:05,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:05,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:05,417 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:05,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 02:06:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:05,762 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:05,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:05,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:06,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:06,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 02:06:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:06,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:06,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:06,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:06,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:06,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:06,015 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:06,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 02:06:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:06,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:06,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:06,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 02:06:06,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:06,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:06,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:06,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:06,494 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:06,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 02:06:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:06,800 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:06,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:06,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 02:06:07,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:07,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:07,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:07,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:07,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:07,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:07,004 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:07,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 02:06:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:07,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:07,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:07,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:07,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:07,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 02:06:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:07,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:07,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:07,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:07,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:07,543 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:07,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 02:06:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:07,841 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:07,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:07,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:07,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:08,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 02:06:08,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:08,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:08,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:08,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:08,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:08,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:08,067 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:08,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 02:06:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:08,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:08,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 02:06:08,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:08,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:08,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:08,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:08,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:08,545 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:08,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 02:06:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:08,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:08,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:09,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:09,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 02:06:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:09,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:09,050 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:09,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:09,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:09,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:09,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:09,051 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:09,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 02:06:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:09,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:09,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:09,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:09,545 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:09,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 02:06:09,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:09,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:09,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:09,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:09,555 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:09,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 02:06:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:09,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:09,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:09,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:09,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:10,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:10,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:10,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:10,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:10,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:10,108 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:10,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 02:06:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:10,430 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:10,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Ended with exit code 0 [2024-12-06 02:06:10,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:10,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:10,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:10,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:10,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:10,644 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:10,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 02:06:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:10,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:10,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:11,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 02:06:11,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:11,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:11,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:11,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:11,190 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:11,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 02:06:11,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,525 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:11,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:11,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:11,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:11,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 02:06:11,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:11,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:11,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:11,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:11,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:11,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:11,735 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:11,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 02:06:12,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,032 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:12,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:12,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 02:06:12,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:12,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:12,235 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:12,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:12,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:12,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:12,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:12,236 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:12,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 02:06:12,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:12,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:12,592 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:12,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 02:06:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:12,812 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:12,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:12,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:12,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:12,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:12,814 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:12,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 02:06:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:13,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:13,483 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:13,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 02:06:13,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:13,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:13,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:13,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:13,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:13,498 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:13,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 02:06:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:13,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:13,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:13,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:14,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 02:06:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:14,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:14,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:14,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:14,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:14,175 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:14,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 02:06:14,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:14,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:14,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:14,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:14,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 02:06:14,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:14,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:14,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:14,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:14,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:14,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:14,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:14,873 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:14,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 02:06:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,327 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:15,328 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:15,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:15,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 02:06:15,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:15,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:15,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:15,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:15,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:15,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:15,548 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:15,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 02:06:15,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:15,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:16,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:16,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:16,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:16,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 02:06:16,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:16,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:16,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:16,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:16,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:16,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:16,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:16,267 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:16,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 02:06:16,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:16,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:16,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:16,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 02:06:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:16,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:16,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:16,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:16,988 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:16,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 02:06:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:17,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:17,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:17,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:17,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:17,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 02:06:17,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:17,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:17,735 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:17,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:17,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:17,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:17,737 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:17,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 02:06:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:18,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:18,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 02:06:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:18,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:18,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:18,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:18,517 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:18,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 02:06:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:18,991 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:18,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:19,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:19,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Ended with exit code 0 [2024-12-06 02:06:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:19,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:19,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:19,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:19,294 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:19,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 02:06:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:19,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:19,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:19,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:20,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 02:06:20,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:20,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:20,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:20,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:20,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:20,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:20,033 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:20,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 02:06:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:20,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:20,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:20,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:20,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 02:06:20,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:20,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:20,792 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:20,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:20,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:20,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:20,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:20,794 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:20,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 02:06:21,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:21,222 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:21,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:21,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:21,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:21,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:21,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 02:06:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:21,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:21,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:21,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:21,476 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:21,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 02:06:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:21,931 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:21,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:21,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:22,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:22,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 02:06:22,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:22,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:22,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:22,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:22,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:22,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:22,227 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:22,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 02:06:22,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:22,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:22,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:22,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:22,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:22,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 02:06:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:23,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:23,000 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:23,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:23,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:23,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:23,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:23,003 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:23,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 02:06:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:23,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:23,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:23,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:23,741 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:23,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 02:06:23,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:23,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:23,753 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:23,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:23,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:23,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:23,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:23,755 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:23,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 02:06:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:24,233 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:24,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:24,255 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:24,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Ended with exit code 0 [2024-12-06 02:06:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:24,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:24,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:24,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:24,553 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:24,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 02:06:24,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:24,986 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:25,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:25,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:25,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 02:06:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:25,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:25,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:25,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:25,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:25,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:25,288 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:25,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 02:06:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:25,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:25,756 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:25,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:26,033 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:26,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 02:06:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:26,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:26,043 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:26,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:26,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:26,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:26,044 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:26,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 02:06:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,372 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:26,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:26,560 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:26,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 02:06:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:26,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:26,568 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:26,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:26,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:26,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:26,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:26,569 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:26,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 02:06:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:26,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:26,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:26,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:27,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 02:06:27,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:27,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:27,142 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:27,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:27,142 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:27,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:27,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:27,143 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:27,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 02:06:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:27,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:27,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:27,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:27,616 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:27,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 02:06:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:27,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:27,625 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:27,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:27,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:27,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:27,627 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:27,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 02:06:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:27,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:27,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:28,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:28,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 02:06:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:28,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:28,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:28,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:28,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:28,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:28,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:28,215 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:28,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 02:06:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:28,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:28,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:28,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:28,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:28,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 02:06:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:28,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:28,778 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:28,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:28,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:28,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:28,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:28,780 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:28,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 02:06:29,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:29,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:29,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:29,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:29,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:29,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:29,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 02:06:29,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:29,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:29,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:29,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:29,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:29,336 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:29,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 02:06:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:29,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:29,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:29,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:29,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:29,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 02:06:29,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:29,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:29,913 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:29,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:29,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:29,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:29,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:29,915 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:29,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 02:06:30,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,247 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:30,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:30,473 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:30,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 02:06:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:30,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:30,484 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:30,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:30,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:30,485 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:30,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:30,486 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:30,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 02:06:30,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:30,885 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:30,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:31,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 02:06:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:31,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:31,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:31,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:31,094 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:31,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 02:06:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:31,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:31,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:31,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:31,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:31,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 02:06:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:31,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:31,663 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:31,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:31,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:31,663 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:31,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:31,664 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:31,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 02:06:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:06:32,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:32,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:32,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Ended with exit code 0 [2024-12-06 02:06:32,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:32,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:32,149 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:32,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:32,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:32,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:32,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:32,151 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:32,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 02:06:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:32,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:32,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:32,727 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:32,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 02:06:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:32,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:32,738 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:32,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:32,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:32,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:32,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:32,739 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:32,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 02:06:33,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:33,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:33,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:33,346 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:33,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 02:06:33,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:33,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:33,355 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:33,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:33,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:33,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:33,357 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:33,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 02:06:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:33,730 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:33,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:33,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 02:06:33,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:33,956 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:33,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:33,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:33,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:33,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:33,957 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:33,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 02:06:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,318 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:34,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:34,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:34,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:34,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 02:06:34,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:34,529 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:34,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:34,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:34,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:34,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:34,531 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:34,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 02:06:34,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:34,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:34,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:34,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:35,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 02:06:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:35,081 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:35,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:35,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:35,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:35,083 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:35,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 02:06:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:35,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:35,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:35,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:35,789 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:35,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 02:06:35,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:35,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:35,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:35,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:35,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:35,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:35,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:35,804 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:35,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 02:06:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:36,300 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:36,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:36,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:36,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:36,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 02:06:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:36,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:36,617 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:36,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:36,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:36,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:36,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:36,619 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:36,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 02:06:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:37,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:37,247 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:37,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 02:06:37,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:37,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:37,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:37,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:37,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:37,261 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:37,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 02:06:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:37,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:37,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:37,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:37,881 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:37,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 02:06:37,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:37,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:37,891 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:37,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:37,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:37,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:37,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:37,893 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:37,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 02:06:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:38,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:38,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:38,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:38,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:38,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 02:06:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:38,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:38,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:38,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:38,492 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:38,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 02:06:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:38,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:38,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:38,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:39,069 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:39,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 02:06:39,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:39,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:39,078 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:39,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:39,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:39,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:39,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:39,079 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:39,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 02:06:39,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:39,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:39,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:39,485 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:39,486 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:39,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:39,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:39,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:39,693 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:39,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 02:06:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:40,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:40,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:40,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:40,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 02:06:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:40,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:40,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:40,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:40,310 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:40,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 02:06:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:40,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:40,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:40,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:40,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:41,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:41,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 02:06:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:41,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:41,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:41,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:41,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:41,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:41,018 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:41,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 02:06:41,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:41,497 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:41,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:41,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:41,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:41,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:41,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 02:06:41,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:41,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:41,791 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:41,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:41,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:41,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:41,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:41,793 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:41,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 02:06:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:42,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:42,502 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:42,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 02:06:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:42,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:42,515 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:42,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:42,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:42,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:42,517 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:42,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 02:06:42,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:42,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:42,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:42,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:43,011 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:43,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Ended with exit code 0 [2024-12-06 02:06:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:43,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:43,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:43,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:43,022 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:43,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 02:06:43,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:43,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:43,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:43,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Ended with exit code 0 [2024-12-06 02:06:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:43,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:43,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:43,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:43,609 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:43,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 02:06:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:43,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:43,995 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:44,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 02:06:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:44,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:44,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:44,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:44,241 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:44,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 02:06:44,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:44,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:44,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:44,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:44,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:44,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:44,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:44,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:44,874 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:44,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 02:06:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:45,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:45,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:45,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:45,420 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:45,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 02:06:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:45,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:45,430 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:45,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:45,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:45,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:45,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:45,431 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:45,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 02:06:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:45,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:45,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:45,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:45,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:46,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 02:06:46,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:46,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:46,028 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:46,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:46,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:46,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:46,029 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:46,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 02:06:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:46,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:46,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:46,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:46,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 02:06:46,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:46,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:46,728 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:46,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:46,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:46,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:46,730 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:46,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 02:06:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,230 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:47,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:47,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:47,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:47,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 02:06:47,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:47,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:47,495 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:47,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:47,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:47,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:47,497 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:47,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 02:06:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,019 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:48,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,042 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:48,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:48,296 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:48,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 02:06:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:48,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:48,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:48,312 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:48,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 02:06:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:48,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:48,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:48,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:49,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 02:06:49,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:49,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:49,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:49,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:49,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:49,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:49,046 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:49,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 02:06:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:49,512 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:49,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:49,551 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:49,891 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:49,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 02:06:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:49,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:49,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:49,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:49,904 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:49,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 02:06:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:50,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:50,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:50,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:50,728 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:50,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 02:06:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:50,740 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:50,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:50,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:50,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:50,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:50,742 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:50,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 02:06:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:51,160 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:51,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:51,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:51,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Forceful destruction successful, exit code 0 [2024-12-06 02:06:51,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:51,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:51,409 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:51,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:51,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:51,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:51,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:51,410 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:51,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 02:06:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:51,784 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:51,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:51,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:51,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 02:06:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:51,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:51,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:51,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:51,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:51,991 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:51,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 02:06:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:52,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:52,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:52,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:52,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 02:06:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:52,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:52,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:52,637 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:52,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:52,638 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:52,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 02:06:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:53,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:53,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:53,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:53,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:53,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 02:06:53,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:53,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:53,258 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:53,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:53,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:53,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:53,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:53,259 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:53,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 02:06:53,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:53,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:53,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:53,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:53,791 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:53,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 02:06:53,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:53,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:53,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:53,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:53,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:53,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:53,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:53,803 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:53,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 02:06:54,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:54,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:54,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:54,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:54,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 02:06:54,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:54,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:54,466 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:54,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:54,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:54,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:54,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:54,467 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:54,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 02:06:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:54,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:54,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:54,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:54,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:55,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:55,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Ended with exit code 0 [2024-12-06 02:06:55,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:55,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:55,077 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:55,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:55,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:55,077 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:55,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:55,079 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:55,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 02:06:55,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:55,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:55,587 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:55,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:55,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:55,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 02:06:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:55,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:55,848 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:55,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:55,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:55,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:55,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:55,850 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:55,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 02:06:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:56,398 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:56,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:56,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:56,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:56,682 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:56,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 02:06:56,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:56,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:56,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:56,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:56,696 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:56,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 02:06:57,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:57,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:57,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:57,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Ended with exit code 0 [2024-12-06 02:06:57,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:57,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:57,279 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:57,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:57,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:57,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:57,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:57,281 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:57,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 02:06:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:57,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:57,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:57,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:57,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:57,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 02:06:57,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:57,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:57,910 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:57,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:57,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:57,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:57,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:57,911 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:57,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 02:06:58,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:58,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:58,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:58,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:58,519 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:58,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 02:06:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:58,527 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:58,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:58,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:58,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:58,529 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:58,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 02:06:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:58,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:58,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:58,917 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:59,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:59,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 02:06:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:59,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:59,131 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:59,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:59,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:59,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:59,133 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:59,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 02:06:59,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:59,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:06:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:06:59,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:06:59,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:06:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:06:59,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 02:06:59,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:06:59,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:06:59,788 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:06:59,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:06:59,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:06:59,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:06:59,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:06:59,790 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:06:59,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 02:07:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:00,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:00,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:00,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:00,394 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:00,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 02:07:00,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:00,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:00,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:00,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:00,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:00,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:00,408 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:00,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 02:07:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:00,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:00,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:00,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:00,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:01,237 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:01,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 02:07:01,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:01,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:01,249 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:01,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:01,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:01,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:01,251 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:01,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 02:07:01,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:01,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:01,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:01,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:01,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:02,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 02:07:02,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:02,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:02,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:02,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:02,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:02,088 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:02,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 02:07:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:02,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:02,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:02,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 02:07:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:02,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:02,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:02,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:02,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:02,865 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:02,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 02:07:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:03,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:03,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:03,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:03,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:03,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 02:07:03,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:03,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:03,639 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:03,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:03,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:03,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:03,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:03,641 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:03,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 02:07:04,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:04,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:04,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:04,205 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:04,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:04,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 02:07:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:04,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:04,383 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:04,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:04,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:04,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:04,384 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:04,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 02:07:04,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:04,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:04,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:04,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:04,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:04,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 02:07:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:05,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:05,005 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:05,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:05,007 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:05,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 02:07:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:05,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:05,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:05,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 02:07:05,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:05,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:05,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:05,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:05,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:05,594 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:05,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 02:07:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:06,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:06,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:06,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:06,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:06,263 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 02:07:06,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:06,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:06,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:06,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:06,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:06,271 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:06,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 02:07:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:06,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:06,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:06,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:06,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:06,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:06,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 02:07:06,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:06,936 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:06,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:06,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:06,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:06,938 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:06,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 02:07:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:07,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:07,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:07,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:07,526 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:07,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 02:07:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:07,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:07,535 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:07,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:07,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:07,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:07,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:07,537 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:07,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 02:07:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:07,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:07,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:07,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:07,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:08,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 02:07:08,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:08,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:08,232 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:08,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:08,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:08,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:08,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:08,234 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:08,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 02:07:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:08,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:08,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:08,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:09,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 02:07:09,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:09,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:09,037 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:09,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:09,039 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:09,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 02:07:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:09,569 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:09,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:09,756 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:09,760 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 02:07:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:09,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:09,766 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:09,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:09,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:09,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:09,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:09,768 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:09,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 02:07:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:10,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:10,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:10,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:10,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:10,336 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:10,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 02:07:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:10,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:10,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:10,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:10,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:10,348 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:10,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 02:07:10,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:10,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:10,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:10,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:10,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:10,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:10,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 02:07:10,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:10,984 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:10,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:10,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:10,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:10,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:10,985 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:10,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 02:07:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:11,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:11,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:11,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:11,639 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:11,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 02:07:11,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:11,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:11,649 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:11,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:11,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:11,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:11,650 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:11,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 02:07:12,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:12,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:12,277 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:12,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 02:07:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:12,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:12,287 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:12,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:12,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:12,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:12,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:12,291 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:12,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 02:07:12,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:12,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:12,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:12,952 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:12,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 02:07:12,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:12,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:12,961 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:12,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:12,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:12,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:12,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:12,963 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:12,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 02:07:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:13,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:13,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:13,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:13,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:13,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:13,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 02:07:13,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:13,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:13,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:13,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:13,565 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:13,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 02:07:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:14,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:14,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:14,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:14,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 02:07:14,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:14,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:14,465 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:14,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:14,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:14,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:14,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:14,467 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:14,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 02:07:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:15,066 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:15,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:15,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:15,372 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:15,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Ended with exit code 0 [2024-12-06 02:07:15,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:15,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:15,385 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:15,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:15,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:15,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:15,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:15,387 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:15,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 02:07:15,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:15,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:15,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:15,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:15,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:16,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 02:07:16,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:16,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:16,175 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:16,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:16,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:16,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:16,177 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:16,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 02:07:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:16,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:16,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:16,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:16,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:16,995 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:17,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 02:07:17,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:17,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:17,008 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:17,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:17,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:17,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:17,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:17,010 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:17,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 02:07:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:17,529 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:17,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:17,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:17,787 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:17,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 02:07:17,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:17,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:17,800 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:17,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:17,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:17,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:17,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:17,802 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:17,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 02:07:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:18,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:18,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:18,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:18,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:18,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 02:07:18,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:18,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:18,665 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:18,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:18,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:18,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:18,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:18,667 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:18,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 02:07:19,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:19,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:19,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:19,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:19,524 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 02:07:19,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:19,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:19,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:19,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:19,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:19,533 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:19,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 02:07:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:20,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:20,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:20,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:20,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:20,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 02:07:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:20,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:20,342 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:20,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:20,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:20,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:20,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:20,344 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:20,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 02:07:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:20,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:20,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:20,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:20,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:21,199 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:21,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 02:07:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:21,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:21,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:21,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:21,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:21,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:21,215 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:21,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 02:07:21,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:21,786 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:21,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:21,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:22,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:22,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 02:07:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:22,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:22,042 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:22,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:22,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:22,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:22,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:22,044 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:22,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 02:07:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:22,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:22,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:22,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:22,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 02:07:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:22,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:22,904 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:22,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:22,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:22,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:22,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:22,906 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:22,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 02:07:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:23,522 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:23,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:23,546 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:23,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:23,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Forceful destruction successful, exit code 0 [2024-12-06 02:07:23,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:23,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:23,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:23,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:23,819 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:23,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 02:07:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:24,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:24,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:24,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:24,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:24,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:24,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 02:07:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:24,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:24,687 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:24,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:24,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:24,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:24,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:24,689 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:24,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 02:07:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:25,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:25,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:25,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:25,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 02:07:25,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:25,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:25,697 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:25,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:25,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:25,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:25,699 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:25,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 02:07:26,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:26,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:26,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:26,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:26,548 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:26,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 02:07:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:26,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:26,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:26,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:26,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:26,564 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:26,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 02:07:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:27,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:27,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:27,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:27,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:27,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 02:07:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:27,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:27,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:27,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:27,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:27,311 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:27,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 02:07:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:27,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:27,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:27,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:27,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 02:07:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:27,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:27,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:27,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:27,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:27,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:27,950 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:27,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 02:07:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:28,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:28,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:28,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:28,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 02:07:28,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:28,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:28,631 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:28,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:28,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:28,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:28,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:28,633 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:28,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 02:07:29,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:29,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:29,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:29,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:29,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 02:07:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:29,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:29,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:29,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:29,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:29,226 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:29,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 02:07:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:29,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:29,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:29,865 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:29,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 02:07:29,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:29,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:29,876 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:29,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:29,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:29,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:29,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:29,878 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:29,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 02:07:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,280 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:30,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:30,303 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:30,451 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:30,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Ended with exit code 0 [2024-12-06 02:07:30,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:30,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:30,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:30,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:30,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:30,463 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:30,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 02:07:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:30,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:30,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:30,967 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:31,135 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:31,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 02:07:31,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:31,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:31,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:31,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:31,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:31,146 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:31,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 02:07:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:31,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:31,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:31,592 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:31,593 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:31,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:31,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 02:07:31,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:31,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:31,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:31,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:31,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:31,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:31,779 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:31,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 02:07:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:32,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:32,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:32,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:32,391 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:32,395 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 02:07:32,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:32,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:32,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:32,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:32,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:32,402 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:32,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 02:07:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:32,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:32,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:32,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:32,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:33,040 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:33,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 02:07:33,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:33,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:33,049 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:33,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:33,049 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:33,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:33,051 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:33,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 02:07:33,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:33,428 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:33,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:33,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:33,622 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:33,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 02:07:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:33,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:33,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:33,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:33,633 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:33,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 02:07:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:34,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:34,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:34,253 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:34,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-06 02:07:34,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:34,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:34,266 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:34,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:34,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:34,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:34,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:34,268 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:34,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 02:07:34,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:34,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:34,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:34,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:35,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:35,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 02:07:35,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:35,018 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:35,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:35,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:35,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:35,020 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:35,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 02:07:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:35,657 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:35,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:35,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:35,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:35,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 02:07:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:35,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:35,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:35,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:35,946 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:35,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 02:07:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:36,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:36,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:36,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:36,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-06 02:07:36,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:36,727 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:36,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:36,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:36,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:36,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:36,728 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:36,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 02:07:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:37,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:37,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:37,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:37,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:37,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 02:07:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:37,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:37,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:37,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:37,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:37,391 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:37,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 02:07:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:37,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:37,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:37,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:38,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:38,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 02:07:38,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:38,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:38,070 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:38,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:38,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:38,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:38,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:38,072 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:38,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 02:07:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:38,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:38,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:38,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:38,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Forceful destruction successful, exit code 0 [2024-12-06 02:07:38,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:38,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:38,741 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:38,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:38,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:38,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:38,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:38,742 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:38,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 02:07:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:39,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:39,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:39,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 02:07:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:39,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:39,469 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:39,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:39,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:39,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:39,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:39,470 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:39,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 02:07:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:39,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:39,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:40,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 02:07:40,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:40,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:40,114 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:40,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:40,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:40,116 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:40,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 02:07:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:40,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:40,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:40,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:40,985 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:40,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 02:07:40,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:40,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:40,999 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:40,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:40,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:40,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:41,001 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:41,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 02:07:41,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:41,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:41,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:41,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:41,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:41,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 02:07:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:41,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:41,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:41,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:41,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:41,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:41,920 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:41,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 02:07:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:42,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:42,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:42,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:42,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:42,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:42,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 02:07:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:42,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:42,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:42,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:42,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:42,882 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:42,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 02:07:43,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:43,551 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:43,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:43,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:43,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:43,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:43,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 02:07:43,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:43,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:43,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:43,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:43,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:43,859 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:43,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 02:07:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:44,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:44,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:44,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:44,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:44,825 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:44,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 02:07:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:44,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:44,838 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:44,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:44,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:44,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:44,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:44,840 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:44,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 02:07:45,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:45,461 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:45,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:45,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:45,745 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:45,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 02:07:45,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:45,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:45,759 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:45,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:45,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:45,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:45,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:45,761 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:45,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 02:07:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:46,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:46,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:46,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:46,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:46,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 02:07:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:46,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:46,624 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:46,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:46,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:46,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:46,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:46,626 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:46,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 02:07:47,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:47,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:47,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:47,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:47,487 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:47,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 02:07:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:47,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:47,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:47,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:47,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:47,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:47,504 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:47,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 02:07:48,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,034 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:48,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:48,051 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:48,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:48,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 02:07:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:48,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:48,219 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:48,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:48,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:48,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:48,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:48,220 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:48,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 02:07:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,715 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:48,736 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:48,737 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:48,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 02:07:48,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:48,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:48,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:48,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:48,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:48,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:48,955 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:48,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 02:07:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:49,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:49,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:49,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:49,686 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:49,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 02:07:49,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:49,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:49,696 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:49,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:49,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:49,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:49,698 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:49,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 02:07:50,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:50,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:50,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:50,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:50,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:50,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 02:07:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:50,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:50,391 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:50,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:50,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:50,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:50,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:50,393 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:50,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 02:07:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:50,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:50,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:50,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:50,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:51,044 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:51,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-06 02:07:51,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:51,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:51,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:51,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:51,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:51,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:51,056 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:51,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 02:07:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:51,560 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:51,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:51,579 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:51,579 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:51,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 02:07:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:51,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:51,887 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:51,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:51,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:51,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:51,889 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:51,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 02:07:52,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:52,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:52,477 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:52,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:52,674 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:52,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 02:07:52,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:52,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:52,684 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:52,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:52,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:52,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:52,686 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:52,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 02:07:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:53,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:53,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:53,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:53,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:53,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 02:07:53,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:53,439 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:53,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:53,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:53,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:53,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:53,440 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:53,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 02:07:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:53,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:53,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:53,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:54,125 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:54,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 02:07:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:54,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:54,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:54,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:54,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:54,136 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:54,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 02:07:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:54,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:54,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:54,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:54,838 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 02:07:54,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:54,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:54,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:54,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:54,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:54,847 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:54,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 02:07:55,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:55,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:55,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:55,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:55,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 02:07:55,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:55,548 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:55,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:55,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:55,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:55,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:55,549 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:55,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 02:07:56,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:56,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:56,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:56,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:56,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:56,338 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:56,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-06 02:07:56,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:56,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:56,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:56,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:56,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:56,351 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:56,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 02:07:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:56,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:56,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:56,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:57,115 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:57,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-06 02:07:57,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:57,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:57,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:57,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:57,130 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:57,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 02:07:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:57,764 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:57,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:57,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:58,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 02:07:58,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:58,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:58,020 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:58,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:58,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:58,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:58,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:58,022 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:58,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 02:07:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:58,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:58,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:58,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:58,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 02:07:58,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:58,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:58,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:58,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:58,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:58,951 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:58,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 02:07:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:59,561 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:07:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:07:59,589 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:07:59,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:07:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:07:59,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 02:07:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:07:59,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:07:59,809 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:07:59,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:07:59,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:07:59,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:07:59,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:07:59,811 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:07:59,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 02:08:00,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:00,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:00,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:00,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:00,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 02:08:00,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:00,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:00,764 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:00,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:00,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:00,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:00,766 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:00,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 02:08:01,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:01,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:01,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:01,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:01,615 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:01,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 02:08:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:01,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:01,629 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:01,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:01,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:01,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:01,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:01,631 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:01,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 02:08:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,238 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:02,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:02,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 02:08:02,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:02,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:02,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:02,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:02,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:02,407 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:02,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 02:08:02,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:02,932 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:08:02,933 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:03,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:03,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 02:08:03,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:03,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:03,061 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:03,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:03,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:03,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:03,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:03,063 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:03,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 02:08:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:03,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:03,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:03,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:03,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 02:08:03,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:03,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:03,924 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:03,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:03,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:03,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:03,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:03,926 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:03,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 02:08:04,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:04,464 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:04,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:04,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:04,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:04,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 02:08:04,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:04,723 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:04,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:04,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:04,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:04,725 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:04,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 02:08:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:05,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:05,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:05,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:05,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Ended with exit code 0 [2024-12-06 02:08:05,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:05,562 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:05,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:05,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:05,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:05,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:05,564 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:05,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 02:08:06,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:06,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:06,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:06,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:06,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-12-06 02:08:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:06,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:06,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:06,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:06,423 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:06,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 02:08:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:07,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:07,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:07,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:07,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 02:08:07,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:07,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:07,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:07,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:07,205 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:07,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 02:08:07,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:07,675 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:07,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:07,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:07,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 02:08:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:07,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:07,944 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:07,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:07,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:07,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:07,945 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:07,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 02:08:08,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:08,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:08,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:08,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:08,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:08,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 02:08:08,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:08,740 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:08,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:08,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:08,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:08,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:08,742 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:08,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 02:08:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:09,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:09,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:09,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:09,487 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:09,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 02:08:09,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:09,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:09,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:09,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:09,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:09,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:09,502 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:09,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 02:08:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:09,994 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:10,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:10,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:10,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:10,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 02:08:10,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:10,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:10,221 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:10,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:10,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:10,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:10,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:10,223 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:10,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 02:08:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:10,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:10,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:10,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:10,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:10,983 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:10,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Ended with exit code 0 [2024-12-06 02:08:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:10,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:10,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:10,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:10,996 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:10,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 02:08:11,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:11,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:11,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:11,543 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:11,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 02:08:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:11,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:11,763 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:11,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:11,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:11,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:11,765 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:11,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 02:08:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:12,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:12,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:12,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:12,627 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:12,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 02:08:12,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:12,640 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:12,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:12,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:12,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:12,642 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:12,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 02:08:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:13,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:13,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:13,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:13,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:13,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 02:08:13,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:13,563 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:13,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:13,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:13,563 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:13,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:13,565 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:13,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 02:08:14,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:14,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:14,307 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:14,308 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:14,573 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:14,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 02:08:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:14,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:14,586 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:14,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:14,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:14,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:14,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:14,588 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:14,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 02:08:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:15,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:15,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:15,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:15,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 02:08:15,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:15,472 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:15,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:15,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:15,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:15,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:15,474 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:15,475 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 02:08:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:16,051 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:16,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:16,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:08:16,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:16,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:16,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 02:08:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:16,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:16,353 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:16,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:16,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:16,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:16,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:16,355 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:16,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 02:08:17,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:17,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:17,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:17,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:08:17,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:17,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:17,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 02:08:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:17,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:17,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:17,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:17,323 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:17,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 02:08:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:17,967 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:17,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:17,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:17,990 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:18,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 02:08:18,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:18,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:18,305 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:18,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:18,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:18,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:18,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:18,307 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:18,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 02:08:18,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:18,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:18,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:18,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:19,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:19,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 02:08:19,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:19,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:19,212 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:19,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:19,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:19,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:19,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:19,214 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:19,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 02:08:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:19,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:19,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:19,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:20,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:20,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 02:08:20,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:20,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:20,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:20,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:20,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:20,215 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:20,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 02:08:20,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:20,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:20,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:20,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:20,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:21,156 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:21,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Ended with exit code 0 [2024-12-06 02:08:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:21,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:21,169 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:21,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:21,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:21,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:21,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:21,171 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:21,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 02:08:21,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:21,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:21,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:21,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:22,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 02:08:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:22,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:22,198 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:22,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:22,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:22,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:22,200 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:22,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 02:08:22,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:22,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:22,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:22,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:22,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:23,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 02:08:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:23,194 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:23,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:23,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:23,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:23,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:23,196 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:23,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 02:08:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:23,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:23,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:23,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:23,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:24,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:24,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 02:08:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:24,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:24,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:24,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:24,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:24,246 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:24,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 02:08:24,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:24,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:25,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:25,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:25,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:25,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:25,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 02:08:25,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:25,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:25,253 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:25,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:25,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:25,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:25,255 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:25,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 02:08:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:25,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:26,008 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:26,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:26,241 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:26,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 02:08:26,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:26,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:26,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:26,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:26,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:26,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:26,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:26,254 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:26,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 02:08:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:26,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:26,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:26,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:26,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:27,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:27,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-06 02:08:27,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:27,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:27,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:27,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:27,217 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:27,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 02:08:27,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:27,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:27,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:27,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:27,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:28,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Ended with exit code 0 [2024-12-06 02:08:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:28,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:28,294 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:28,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:28,294 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:28,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:28,296 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:28,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 02:08:29,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:29,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:29,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:29,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:29,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:29,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Ended with exit code 0 [2024-12-06 02:08:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:29,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:29,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:29,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:29,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:29,351 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:29,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 02:08:30,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:30,039 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:30,063 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:30,064 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:30,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:30,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 02:08:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:30,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:30,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:30,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:30,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:30,315 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:30,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 02:08:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:30,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:30,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:30,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:31,209 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:31,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 02:08:31,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:31,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:31,219 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:31,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:31,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:31,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:31,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:31,221 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:31,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 02:08:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:31,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:31,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:31,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:32,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:32,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 02:08:32,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:32,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:32,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:32,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:32,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:32,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:32,029 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:32,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 02:08:32,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:32,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:32,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:32,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:32,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 02:08:32,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:32,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:32,745 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:32,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:32,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:32,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:32,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:32,747 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:32,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 02:08:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:33,187 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:33,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:33,219 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:33,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:33,424 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:33,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 02:08:33,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:33,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:33,434 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:33,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:33,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:33,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:33,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:33,436 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:33,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 02:08:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:33,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:33,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:33,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:34,118 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:34,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 02:08:34,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:34,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:34,128 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:34,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:34,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:34,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:34,130 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:34,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 02:08:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:34,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:34,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:34,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:34,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:34,890 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:34,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 02:08:34,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:34,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:34,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:34,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:34,905 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:34,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 02:08:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:35,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:35,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:35,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:35,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:35,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 02:08:35,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:35,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:35,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:35,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:35,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:35,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:35,688 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:35,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 02:08:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:36,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:36,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:36,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:36,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:36,659 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:36,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 02:08:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:36,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:36,673 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:36,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:36,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:36,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:36,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:36,675 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:36,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 02:08:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:37,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:37,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:37,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:37,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 02:08:37,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:37,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:37,648 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:37,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:37,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:37,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:37,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:37,650 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:37,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 02:08:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:38,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:38,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:38,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:38,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 02:08:38,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:38,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:38,699 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:38,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:38,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:38,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:38,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:38,701 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:38,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 02:08:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:39,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:39,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:39,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:39,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:39,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:39,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-06 02:08:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:39,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:39,437 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:39,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:39,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:39,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:39,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:39,439 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:39,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 02:08:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:39,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:39,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:39,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:40,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-06 02:08:40,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:40,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:40,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:40,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:40,196 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:40,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 02:08:40,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:40,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:40,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:40,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:40,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:40,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 02:08:40,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:40,973 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:40,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:40,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:40,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:40,974 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:40,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 02:08:41,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:41,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:41,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:41,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:41,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:41,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-06 02:08:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:41,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:41,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:41,655 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:41,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 02:08:42,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:42,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:42,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:42,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:42,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:42,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:42,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 02:08:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:42,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:42,396 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:42,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:42,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:42,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:42,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:42,398 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:42,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 02:08:43,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:43,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:43,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:43,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:43,356 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:43,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 02:08:43,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:43,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:43,371 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:43,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:43,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:43,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:43,373 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:43,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 02:08:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:44,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:44,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:44,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:44,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:44,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 02:08:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:44,430 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:44,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:44,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:44,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:44,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:44,432 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:44,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 02:08:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:45,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:45,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:45,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:45,476 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:45,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 02:08:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:45,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:45,495 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:45,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:45,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:45,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:45,497 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:45,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 02:08:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:46,239 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:46,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:46,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:46,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:46,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:46,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 02:08:46,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:46,533 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:46,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:46,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:46,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:46,535 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:46,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 02:08:47,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:47,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:47,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:47,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:47,508 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:47,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-06 02:08:47,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:47,523 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:47,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:47,524 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:47,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:47,526 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:47,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 02:08:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:48,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:48,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:48,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:48,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 02:08:48,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:48,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:48,582 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:48,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:48,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:48,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:48,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:48,585 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:48,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 02:08:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:49,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:49,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:49,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:49,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:49,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 02:08:49,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:49,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:49,592 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:49,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:49,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:49,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:49,594 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:49,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 02:08:50,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:50,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:50,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:50,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:50,311 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:50,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 02:08:50,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:50,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:50,322 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:50,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:50,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:50,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:50,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:50,324 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:50,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 02:08:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:50,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:50,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:50,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:51,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 02:08:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:51,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:51,075 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:51,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:51,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:51,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:51,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:51,076 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:51,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 02:08:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:51,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:51,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:51,661 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:51,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:51,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:51,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 02:08:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:51,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:51,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:51,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:51,839 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:51,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 02:08:52,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:52,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:52,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:52,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:52,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 02:08:52,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:52,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:52,569 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:52,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:52,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:52,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:52,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:52,570 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:52,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 02:08:53,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:53,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:53,097 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:53,098 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:53,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 02:08:53,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:53,313 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:53,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:53,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:53,313 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:53,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:53,315 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:53,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 02:08:54,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:54,078 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:54,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:54,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:54,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:54,318 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:54,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-06 02:08:54,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:54,335 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:54,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:54,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:54,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:54,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:54,337 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:54,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 02:08:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:55,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:55,028 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:55,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:55,297 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:55,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 02:08:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:55,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:55,312 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:55,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:55,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:55,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:55,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:55,314 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:55,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 02:08:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:56,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:56,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:56,056 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:56,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:56,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 02:08:56,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:56,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:56,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:56,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:56,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:56,308 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 02:08:57,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:57,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:57,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:57,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:57,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 02:08:57,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:57,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:57,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:57,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:57,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:57,277 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:57,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 02:08:58,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:58,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:58,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:58,053 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:58,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:58,294 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:58,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 02:08:58,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:58,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:58,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:58,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:58,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:58,314 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:58,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 02:08:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:59,107 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:59,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:59,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:08:59,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:08:59,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 02:08:59,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:08:59,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:08:59,373 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:08:59,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:08:59,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:08:59,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:08:59,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:08:59,374 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:08:59,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 02:08:59,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:59,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:08:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:08:59,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:08:59,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:00,089 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:00,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 02:09:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:00,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:00,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:00,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:00,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:00,102 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:00,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 02:09:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:00,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:00,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:00,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:00,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:00,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 02:09:00,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:00,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:00,823 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:00,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:00,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:00,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:00,825 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:00,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 02:09:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:01,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:01,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:01,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:01,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 02:09:01,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:01,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:01,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:01,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:01,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:01,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:01,582 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:01,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 02:09:02,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:02,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:02,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:02,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:02,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:02,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 02:09:02,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:02,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:02,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:02,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:02,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:02,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:02,358 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:02,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 02:09:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:02,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:02,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:02,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:02,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:03,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:03,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-06 02:09:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:03,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:03,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:03,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:03,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:03,228 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:03,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 02:09:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:03,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:03,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:03,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:04,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 02:09:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:04,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:04,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:04,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:04,254 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:04,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 02:09:04,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:04,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:04,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:04,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:05,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:05,226 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-06 02:09:05,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:05,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:05,238 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:05,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:05,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:05,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:05,240 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:05,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 02:09:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:05,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:05,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:05,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:05,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:06,204 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:06,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 02:09:06,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:06,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:06,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:06,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:06,216 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:06,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:06,218 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:06,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 02:09:06,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:06,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:07,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:07,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:07,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 02:09:07,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:07,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:07,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:07,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:07,267 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:07,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 02:09:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:07,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:07,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:07,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:08,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 02:09:08,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:08,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:08,057 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:08,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:08,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:08,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:08,059 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:08,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 02:09:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:08,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:08,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:08,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:08,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-12-06 02:09:08,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:08,885 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:08,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:08,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:08,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:08,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:08,886 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:08,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 02:09:09,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:09,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:09,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:09,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:09,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Forceful destruction successful, exit code 0 [2024-12-06 02:09:09,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:09,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:09,615 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:09,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:09,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:09,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:09,616 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:09,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 02:09:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:10,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:10,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:10,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:10,376 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:10,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 02:09:10,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:10,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:10,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:10,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:10,389 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:10,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 02:09:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:11,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:11,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:11,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:11,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:11,344 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:11,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 02:09:11,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:11,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:11,358 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:11,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:11,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:11,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:11,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:11,360 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:11,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 02:09:12,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:12,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:12,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:12,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:12,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:12,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 02:09:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:12,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:12,347 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:12,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:12,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:12,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:12,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:12,349 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:12,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 02:09:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:13,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:09:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:13,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:09:13,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:09:13,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:09:13,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 02:09:13,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:09:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:09:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:09:13,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:09:13,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:09:13,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:09:13,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:09:13,267 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:09:13,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 02:09:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:09:13,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-12-06 02:10:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:49,809 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:49,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:49,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:49,809 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:49,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:49,811 INFO L229 MonitoredProcess]: Starting monitored process 481 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:49,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Waiting until timeout for monitored process [2024-12-06 02:10:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:50,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:50,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:50,901 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:50,913 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (481)] Ended with exit code 0 [2024-12-06 02:10:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:50,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:50,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:50,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:50,922 INFO L229 MonitoredProcess]: Starting monitored process 482 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:50,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Waiting until timeout for monitored process [2024-12-06 02:10:51,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:51,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:51,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:51,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:51,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:52,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:52,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (482)] Ended with exit code 0 [2024-12-06 02:10:52,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:52,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:52,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:52,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:52,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:52,094 INFO L229 MonitoredProcess]: Starting monitored process 483 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:52,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Waiting until timeout for monitored process [2024-12-06 02:10:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:53,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:53,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:53,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:53,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:53,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (483)] Ended with exit code 0 [2024-12-06 02:10:53,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:53,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:53,343 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:53,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:53,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:53,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:53,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:53,346 INFO L229 MonitoredProcess]: Starting monitored process 484 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:53,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (484)] Waiting until timeout for monitored process [2024-12-06 02:10:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,220 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:54,242 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:54,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:54,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:54,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (484)] Ended with exit code 0 [2024-12-06 02:10:54,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:54,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:54,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:54,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:54,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:54,506 INFO L229 MonitoredProcess]: Starting monitored process 485 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:54,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (485)] Waiting until timeout for monitored process [2024-12-06 02:10:55,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:55,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:55,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:55,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:55,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:55,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (485)] Ended with exit code 0 [2024-12-06 02:10:55,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:55,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:55,709 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:55,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:55,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:55,709 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:55,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:55,711 INFO L229 MonitoredProcess]: Starting monitored process 486 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:55,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (486)] Waiting until timeout for monitored process [2024-12-06 02:10:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:56,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:56,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:56,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:56,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:56,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (486)] Ended with exit code 0 [2024-12-06 02:10:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:56,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:56,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:56,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:56,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:56,812 INFO L229 MonitoredProcess]: Starting monitored process 487 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:56,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (487)] Waiting until timeout for monitored process [2024-12-06 02:10:57,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:57,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:57,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:57,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:57,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:58,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (487)] Ended with exit code 0 [2024-12-06 02:10:58,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:58,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:58,076 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:58,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:58,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:58,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:58,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:58,078 INFO L229 MonitoredProcess]: Starting monitored process 488 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:58,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (488)] Waiting until timeout for monitored process [2024-12-06 02:10:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:58,838 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:58,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:58,857 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:59,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (488)] Ended with exit code 0 [2024-12-06 02:10:59,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:59,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:59,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:59,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:59,075 INFO L229 MonitoredProcess]: Starting monitored process 489 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:59,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (489)] Waiting until timeout for monitored process [2024-12-06 02:10:59,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:59,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:10:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:10:59,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:10:59,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:10:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:10:59,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (489)] Ended with exit code 0 [2024-12-06 02:10:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:10:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:10:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:10:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:10:59,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:10:59,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:10:59,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:10:59,997 INFO L229 MonitoredProcess]: Starting monitored process 490 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:10:59,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (490)] Waiting until timeout for monitored process [2024-12-06 02:11:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:00,702 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:00,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:00,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:00,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:00,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:00,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (490)] Ended with exit code 0 [2024-12-06 02:11:00,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:00,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:00,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:00,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:00,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:00,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:00,911 INFO L229 MonitoredProcess]: Starting monitored process 491 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:00,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (491)] Waiting until timeout for monitored process [2024-12-06 02:11:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:01,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:01,686 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:01,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:01,918 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:01,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (491)] Ended with exit code 0 [2024-12-06 02:11:01,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:01,932 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:01,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:01,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:01,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:01,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:01,933 INFO L229 MonitoredProcess]: Starting monitored process 492 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:01,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (492)] Waiting until timeout for monitored process [2024-12-06 02:11:02,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:02,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:02,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:02,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:03,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (492)] Ended with exit code 0 [2024-12-06 02:11:03,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:03,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:03,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:03,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:03,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:03,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:03,047 INFO L229 MonitoredProcess]: Starting monitored process 493 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:03,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (493)] Waiting until timeout for monitored process [2024-12-06 02:11:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:03,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:03,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:03,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:03,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:04,261 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:04,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (493)] Ended with exit code 0 [2024-12-06 02:11:04,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:04,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:04,281 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:04,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:04,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:04,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:04,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:04,283 INFO L229 MonitoredProcess]: Starting monitored process 494 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:04,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (494)] Waiting until timeout for monitored process [2024-12-06 02:11:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:05,209 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:05,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:05,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:05,455 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:05,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (494)] Ended with exit code 0 [2024-12-06 02:11:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:05,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:05,476 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:05,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:05,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:05,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:05,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:05,478 INFO L229 MonitoredProcess]: Starting monitored process 495 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:05,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (495)] Waiting until timeout for monitored process [2024-12-06 02:11:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:06,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:06,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:06,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:06,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:06,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (495)] Ended with exit code 0 [2024-12-06 02:11:06,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:06,742 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:06,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:06,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:06,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:06,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:06,744 INFO L229 MonitoredProcess]: Starting monitored process 496 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:06,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (496)] Waiting until timeout for monitored process [2024-12-06 02:11:07,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:07,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:07,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:07,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:07,870 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:07,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (496)] Ended with exit code 0 [2024-12-06 02:11:07,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:07,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:07,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:07,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:07,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:07,892 INFO L229 MonitoredProcess]: Starting monitored process 497 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:07,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (497)] Waiting until timeout for monitored process [2024-12-06 02:11:08,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:08,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:08,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:08,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:09,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:09,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (497)] Ended with exit code 0 [2024-12-06 02:11:09,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:09,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:09,069 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:09,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:09,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:09,069 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:09,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:09,071 INFO L229 MonitoredProcess]: Starting monitored process 498 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:09,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (498)] Waiting until timeout for monitored process [2024-12-06 02:11:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:09,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:09,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:09,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:09,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:10,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (498)] Ended with exit code 0 [2024-12-06 02:11:10,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:10,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:10,191 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:10,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:10,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:10,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:10,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:10,193 INFO L229 MonitoredProcess]: Starting monitored process 499 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:10,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (499)] Waiting until timeout for monitored process [2024-12-06 02:11:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:10,981 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:10,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:10,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:11,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:11,182 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:11,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (499)] Ended with exit code 0 [2024-12-06 02:11:11,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:11,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:11,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:11,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:11,197 INFO L229 MonitoredProcess]: Starting monitored process 500 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:11,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (500)] Waiting until timeout for monitored process [2024-12-06 02:11:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:11,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:11,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:11,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:12,066 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:12,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (500)] Ended with exit code 0 [2024-12-06 02:11:12,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:12,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:12,080 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:12,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:12,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:12,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:12,082 INFO L229 MonitoredProcess]: Starting monitored process 501 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:12,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (501)] Waiting until timeout for monitored process [2024-12-06 02:11:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:12,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:12,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:12,827 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:13,044 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:13,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (501)] Ended with exit code 0 [2024-12-06 02:11:13,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:13,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:13,057 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:13,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:13,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:13,057 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:13,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:13,059 INFO L229 MonitoredProcess]: Starting monitored process 502 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:13,059 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (502)] Waiting until timeout for monitored process [2024-12-06 02:11:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:13,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:13,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:13,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:13,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:13,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:13,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (502)] Ended with exit code 0 [2024-12-06 02:11:13,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:13,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:13,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:13,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:13,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:13,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:13,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:13,957 INFO L229 MonitoredProcess]: Starting monitored process 503 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:13,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (503)] Waiting until timeout for monitored process [2024-12-06 02:11:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:14,737 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:14,753 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:14,754 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:14,923 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:14,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (503)] Ended with exit code 0 [2024-12-06 02:11:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:14,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:14,937 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:14,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:14,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:14,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:14,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:14,939 INFO L229 MonitoredProcess]: Starting monitored process 504 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:14,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (504)] Waiting until timeout for monitored process [2024-12-06 02:11:15,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:15,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:15,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:15,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:15,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (504)] Ended with exit code 0 [2024-12-06 02:11:15,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:15,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:15,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:15,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:15,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:15,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:15,815 INFO L229 MonitoredProcess]: Starting monitored process 505 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:15,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (505)] Waiting until timeout for monitored process [2024-12-06 02:11:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:16,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:16,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:16,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:16,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:16,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:16,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (505)] Ended with exit code 0 [2024-12-06 02:11:16,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:16,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:16,781 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:16,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:16,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:16,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:16,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:16,783 INFO L229 MonitoredProcess]: Starting monitored process 506 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:16,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (506)] Waiting until timeout for monitored process [2024-12-06 02:11:17,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:17,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:17,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:17,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:17,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:17,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (506)] Ended with exit code 0 [2024-12-06 02:11:17,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:17,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:17,649 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:17,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:17,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:17,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:17,651 INFO L229 MonitoredProcess]: Starting monitored process 507 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:17,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (507)] Waiting until timeout for monitored process [2024-12-06 02:11:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:18,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:18,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:18,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (507)] Ended with exit code 0 [2024-12-06 02:11:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:18,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:18,552 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:18,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:18,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:18,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:18,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:18,554 INFO L229 MonitoredProcess]: Starting monitored process 508 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:18,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (508)] Waiting until timeout for monitored process [2024-12-06 02:11:19,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:19,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:19,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:19,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:19,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (508)] Ended with exit code 0 [2024-12-06 02:11:19,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:19,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:19,806 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:19,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:19,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:19,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:19,808 INFO L229 MonitoredProcess]: Starting monitored process 509 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:19,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (509)] Waiting until timeout for monitored process [2024-12-06 02:11:20,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:20,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:20,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:20,670 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:20,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:20,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (509)] Ended with exit code 0 [2024-12-06 02:11:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:20,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:20,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:20,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:20,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:20,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:20,909 INFO L229 MonitoredProcess]: Starting monitored process 510 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:20,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (510)] Waiting until timeout for monitored process [2024-12-06 02:11:21,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:21,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:21,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:21,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:22,146 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:22,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (510)] Ended with exit code 0 [2024-12-06 02:11:22,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:22,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:22,168 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:22,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:22,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:22,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:22,170 INFO L229 MonitoredProcess]: Starting monitored process 511 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:22,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (511)] Waiting until timeout for monitored process [2024-12-06 02:11:23,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:23,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:23,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:23,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:23,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:23,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (511)] Ended with exit code 0 [2024-12-06 02:11:23,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:23,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:23,476 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:23,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:23,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:23,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:23,479 INFO L229 MonitoredProcess]: Starting monitored process 512 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:23,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (512)] Waiting until timeout for monitored process [2024-12-06 02:11:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:24,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:24,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:24,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:24,778 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:24,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (512)] Ended with exit code 0 [2024-12-06 02:11:24,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:24,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:24,799 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:24,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:24,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:24,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:24,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:24,801 INFO L229 MonitoredProcess]: Starting monitored process 513 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:24,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (513)] Waiting until timeout for monitored process [2024-12-06 02:11:25,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:25,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:25,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:25,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:26,048 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:26,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (513)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:26,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:26,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:26,070 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:26,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:26,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:26,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:26,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:26,073 INFO L229 MonitoredProcess]: Starting monitored process 514 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:26,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (514)] Waiting until timeout for monitored process [2024-12-06 02:11:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:26,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:26,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:26,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:27,083 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:27,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (514)] Ended with exit code 0 [2024-12-06 02:11:27,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:27,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:27,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:27,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:27,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:27,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:27,098 INFO L229 MonitoredProcess]: Starting monitored process 515 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:27,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (515)] Waiting until timeout for monitored process [2024-12-06 02:11:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:27,905 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:27,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:27,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:28,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:28,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (515)] Ended with exit code 0 [2024-12-06 02:11:28,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:28,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:28,121 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:28,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:28,122 INFO L229 MonitoredProcess]: Starting monitored process 516 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:28,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (516)] Waiting until timeout for monitored process [2024-12-06 02:11:28,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:28,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:28,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:28,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:29,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:29,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (516)] Ended with exit code 0 [2024-12-06 02:11:29,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:29,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:29,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:29,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:29,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:29,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:29,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:29,033 INFO L229 MonitoredProcess]: Starting monitored process 517 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:29,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (517)] Waiting until timeout for monitored process [2024-12-06 02:11:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:29,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:29,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:29,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:29,937 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:29,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (517)] Forceful destruction successful, exit code 0 [2024-12-06 02:11:29,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:29,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:29,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:29,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:29,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:29,957 INFO L229 MonitoredProcess]: Starting monitored process 518 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:29,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (518)] Waiting until timeout for monitored process [2024-12-06 02:11:30,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:30,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:30,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:30,745 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:30,745 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:31,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (518)] Ended with exit code 0 [2024-12-06 02:11:31,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:31,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:31,026 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:31,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:31,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:31,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:31,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:31,028 INFO L229 MonitoredProcess]: Starting monitored process 519 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:31,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (519)] Waiting until timeout for monitored process [2024-12-06 02:11:31,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:31,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:31,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:31,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:32,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (519)] Ended with exit code 0 [2024-12-06 02:11:32,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:32,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:32,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:32,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:32,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:32,253 INFO L229 MonitoredProcess]: Starting monitored process 520 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:32,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (520)] Waiting until timeout for monitored process [2024-12-06 02:11:33,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:33,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:33,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:33,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:33,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (520)] Ended with exit code 0 [2024-12-06 02:11:33,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:33,655 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:33,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:33,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:33,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:33,657 INFO L229 MonitoredProcess]: Starting monitored process 521 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:33,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (521)] Waiting until timeout for monitored process [2024-12-06 02:11:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:34,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:34,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:34,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:34,818 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:34,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (521)] Ended with exit code 0 [2024-12-06 02:11:34,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:34,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:34,839 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:34,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:34,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:34,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:34,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:34,841 INFO L229 MonitoredProcess]: Starting monitored process 522 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:34,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (522)] Waiting until timeout for monitored process [2024-12-06 02:11:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:35,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:35,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:35,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:35,957 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:35,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (522)] Ended with exit code 0 [2024-12-06 02:11:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:35,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:35,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:35,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:35,972 INFO L229 MonitoredProcess]: Starting monitored process 523 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:35,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (523)] Waiting until timeout for monitored process [2024-12-06 02:11:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:36,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:36,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:36,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:36,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:36,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:36,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (523)] Ended with exit code 0 [2024-12-06 02:11:36,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:36,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:36,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:36,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:36,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:36,886 INFO L229 MonitoredProcess]: Starting monitored process 524 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:36,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (524)] Waiting until timeout for monitored process [2024-12-06 02:11:37,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:37,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:37,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:37,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:37,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:37,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (524)] Ended with exit code 0 [2024-12-06 02:11:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:37,834 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:37,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:37,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:37,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:37,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:37,835 INFO L229 MonitoredProcess]: Starting monitored process 525 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:37,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (525)] Waiting until timeout for monitored process [2024-12-06 02:11:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:38,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:38,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:38,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:38,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:38,651 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:38,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (525)] Ended with exit code 0 [2024-12-06 02:11:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:38,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:38,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:38,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:38,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:38,667 INFO L229 MonitoredProcess]: Starting monitored process 526 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:38,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (526)] Waiting until timeout for monitored process [2024-12-06 02:11:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:39,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:39,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:39,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:39,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:39,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (526)] Ended with exit code 0 [2024-12-06 02:11:39,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:39,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:39,627 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:39,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:39,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:39,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:39,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:39,629 INFO L229 MonitoredProcess]: Starting monitored process 527 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:39,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (527)] Waiting until timeout for monitored process [2024-12-06 02:11:40,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:40,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:40,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:40,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:40,871 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (527)] Ended with exit code 0 [2024-12-06 02:11:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:40,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:40,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:40,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:40,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:40,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:40,886 INFO L229 MonitoredProcess]: Starting monitored process 528 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:40,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (528)] Waiting until timeout for monitored process [2024-12-06 02:11:41,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:41,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:41,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:41,707 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:41,708 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:41,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:41,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (528)] Ended with exit code 0 [2024-12-06 02:11:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:41,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:41,894 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:41,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:41,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:41,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:41,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:41,895 INFO L229 MonitoredProcess]: Starting monitored process 529 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:41,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (529)] Waiting until timeout for monitored process [2024-12-06 02:11:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:42,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:42,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:42,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:42,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (529)] Ended with exit code 0 [2024-12-06 02:11:42,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:42,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:42,820 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:42,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:42,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:42,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:42,822 INFO L229 MonitoredProcess]: Starting monitored process 530 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:42,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (530)] Waiting until timeout for monitored process [2024-12-06 02:11:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:43,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:43,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:43,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:43,722 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:43,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (530)] Ended with exit code 0 [2024-12-06 02:11:43,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:43,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:43,736 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:43,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:43,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:43,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:43,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:43,737 INFO L229 MonitoredProcess]: Starting monitored process 531 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:43,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (531)] Waiting until timeout for monitored process [2024-12-06 02:11:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:44,351 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:44,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:44,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:44,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (531)] Ended with exit code 0 [2024-12-06 02:11:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:44,616 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:44,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:44,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:44,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:44,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:44,617 INFO L229 MonitoredProcess]: Starting monitored process 532 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:44,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (532)] Waiting until timeout for monitored process [2024-12-06 02:11:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:45,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:45,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:45,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:45,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:45,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:45,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (532)] Ended with exit code 0 [2024-12-06 02:11:45,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:45,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:45,611 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:45,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:45,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:45,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:45,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:45,612 INFO L229 MonitoredProcess]: Starting monitored process 533 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:45,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (533)] Waiting until timeout for monitored process [2024-12-06 02:11:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:46,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:46,368 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:46,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:46,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (533)] Ended with exit code 0 [2024-12-06 02:11:46,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:46,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:46,571 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:46,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:46,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:46,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:46,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:46,572 INFO L229 MonitoredProcess]: Starting monitored process 534 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:46,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (534)] Waiting until timeout for monitored process [2024-12-06 02:11:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:47,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:47,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:47,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:47,462 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:47,470 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (534)] Ended with exit code 0 [2024-12-06 02:11:47,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:47,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:47,476 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:47,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:47,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:47,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:47,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:47,478 INFO L229 MonitoredProcess]: Starting monitored process 535 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:47,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (535)] Waiting until timeout for monitored process [2024-12-06 02:11:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:48,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:48,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:48,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:48,437 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:48,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (535)] Ended with exit code 0 [2024-12-06 02:11:48,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:48,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:48,455 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:48,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:48,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:48,456 INFO L229 MonitoredProcess]: Starting monitored process 536 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:48,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (536)] Waiting until timeout for monitored process [2024-12-06 02:11:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:49,114 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:49,134 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:49,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:49,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:49,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (536)] Ended with exit code 0 [2024-12-06 02:11:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:49,391 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:49,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:49,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:49,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:49,393 INFO L229 MonitoredProcess]: Starting monitored process 537 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:49,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (537)] Waiting until timeout for monitored process [2024-12-06 02:11:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:50,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:50,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:50,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:50,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (537)] Ended with exit code 0 [2024-12-06 02:11:50,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:50,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:50,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:50,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:50,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:50,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:50,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:50,656 INFO L229 MonitoredProcess]: Starting monitored process 538 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:50,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (538)] Waiting until timeout for monitored process [2024-12-06 02:11:51,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:51,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:51,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:51,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:51,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:51,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (538)] Ended with exit code 0 [2024-12-06 02:11:51,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:51,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:51,806 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:51,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:51,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:51,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:51,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:51,808 INFO L229 MonitoredProcess]: Starting monitored process 539 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:51,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (539)] Waiting until timeout for monitored process [2024-12-06 02:11:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:52,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:52,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:52,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:53,074 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:53,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (539)] Ended with exit code 0 [2024-12-06 02:11:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:53,095 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:53,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:53,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:53,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:53,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:53,097 INFO L229 MonitoredProcess]: Starting monitored process 540 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:53,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (540)] Waiting until timeout for monitored process [2024-12-06 02:11:54,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:54,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:54,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:54,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:54,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:54,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (540)] Ended with exit code 0 [2024-12-06 02:11:54,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:54,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:54,406 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:54,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:54,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:54,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:54,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:54,408 INFO L229 MonitoredProcess]: Starting monitored process 541 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:54,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (541)] Waiting until timeout for monitored process [2024-12-06 02:11:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:55,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:55,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:55,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:55,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:55,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:55,730 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (541)] Ended with exit code 0 [2024-12-06 02:11:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:55,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:55,738 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:55,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:55,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:55,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:55,740 INFO L229 MonitoredProcess]: Starting monitored process 542 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:55,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (542)] Waiting until timeout for monitored process [2024-12-06 02:11:56,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:56,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:56,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:56,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:56,910 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:56,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (542)] Ended with exit code 0 [2024-12-06 02:11:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:56,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:56,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:56,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:56,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:56,939 INFO L229 MonitoredProcess]: Starting monitored process 543 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:56,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (543)] Waiting until timeout for monitored process [2024-12-06 02:11:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:57,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:57,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:57,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:58,213 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:58,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (543)] Ended with exit code 0 [2024-12-06 02:11:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:58,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:58,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:58,237 INFO L229 MonitoredProcess]: Starting monitored process 544 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:58,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (544)] Waiting until timeout for monitored process [2024-12-06 02:11:59,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:59,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:11:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:11:59,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:11:59,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:11:59,417 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:11:59,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (544)] Ended with exit code 0 [2024-12-06 02:11:59,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:11:59,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:11:59,440 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:11:59,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:11:59,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:11:59,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:11:59,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:11:59,442 INFO L229 MonitoredProcess]: Starting monitored process 545 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:11:59,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (545)] Waiting until timeout for monitored process [2024-12-06 02:12:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:00,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:00,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:00,313 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:00,525 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:00,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (545)] Ended with exit code 0 [2024-12-06 02:12:00,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:00,547 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:00,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:00,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:00,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:00,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:00,549 INFO L229 MonitoredProcess]: Starting monitored process 546 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:00,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (546)] Waiting until timeout for monitored process [2024-12-06 02:12:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:01,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:01,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:01,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:01,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (546)] Ended with exit code 0 [2024-12-06 02:12:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:01,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:01,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:01,659 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:01,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:01,660 INFO L229 MonitoredProcess]: Starting monitored process 547 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:01,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (547)] Waiting until timeout for monitored process [2024-12-06 02:12:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:02,382 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:02,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:02,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:02,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:02,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (547)] Ended with exit code 0 [2024-12-06 02:12:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:02,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:02,565 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:02,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:02,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:02,567 INFO L229 MonitoredProcess]: Starting monitored process 548 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:02,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (548)] Waiting until timeout for monitored process [2024-12-06 02:12:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:03,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:03,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:03,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:03,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:03,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (548)] Ended with exit code 0 [2024-12-06 02:12:03,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:03,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:03,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:03,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:03,557 INFO L229 MonitoredProcess]: Starting monitored process 549 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:03,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (549)] Waiting until timeout for monitored process [2024-12-06 02:12:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:04,373 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:04,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:04,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:04,586 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:04,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (549)] Ended with exit code 0 [2024-12-06 02:12:04,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:04,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:04,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:04,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:04,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:04,603 INFO L229 MonitoredProcess]: Starting monitored process 550 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:04,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (550)] Waiting until timeout for monitored process [2024-12-06 02:12:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:05,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:05,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:05,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:05,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (550)] Ended with exit code 0 [2024-12-06 02:12:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:05,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:05,830 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:05,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:05,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:05,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:05,832 INFO L229 MonitoredProcess]: Starting monitored process 551 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:05,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (551)] Waiting until timeout for monitored process [2024-12-06 02:12:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:06,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:06,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:06,810 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:07,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (551)] Ended with exit code 0 [2024-12-06 02:12:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:07,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:07,079 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:07,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:07,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:07,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:07,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:07,081 INFO L229 MonitoredProcess]: Starting monitored process 552 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:07,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (552)] Waiting until timeout for monitored process [2024-12-06 02:12:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:08,049 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:08,050 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:08,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:08,319 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (552)] Ended with exit code 0 [2024-12-06 02:12:08,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:08,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:08,327 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:08,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:08,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:08,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:08,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:08,329 INFO L229 MonitoredProcess]: Starting monitored process 553 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:08,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (553)] Waiting until timeout for monitored process [2024-12-06 02:12:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:09,237 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:09,263 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:09,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:09,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:09,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (553)] Ended with exit code 0 [2024-12-06 02:12:09,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:09,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:09,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:09,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:09,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:09,568 INFO L229 MonitoredProcess]: Starting monitored process 554 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:09,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (554)] Waiting until timeout for monitored process [2024-12-06 02:12:10,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:10,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:10,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:10,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:10,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (554)] Ended with exit code 0 [2024-12-06 02:12:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:10,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:10,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:10,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:10,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:10,804 INFO L229 MonitoredProcess]: Starting monitored process 555 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:10,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (555)] Waiting until timeout for monitored process [2024-12-06 02:12:11,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:11,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:11,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:11,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:11,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:12,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:12,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (555)] Ended with exit code 0 [2024-12-06 02:12:12,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:12,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:12,023 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:12,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:12,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:12,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:12,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:12,025 INFO L229 MonitoredProcess]: Starting monitored process 556 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:12,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (556)] Waiting until timeout for monitored process [2024-12-06 02:12:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:13,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:13,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:13,026 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:13,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:13,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (556)] Ended with exit code 0 [2024-12-06 02:12:13,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:13,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:13,302 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:13,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:13,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:13,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:13,304 INFO L229 MonitoredProcess]: Starting monitored process 557 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:13,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (557)] Waiting until timeout for monitored process [2024-12-06 02:12:14,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:14,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:14,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:14,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (557)] Ended with exit code 0 [2024-12-06 02:12:14,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:14,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:14,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:14,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:14,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:14,642 INFO L229 MonitoredProcess]: Starting monitored process 558 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:14,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (558)] Waiting until timeout for monitored process [2024-12-06 02:12:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:15,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:15,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:15,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:15,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (558)] Ended with exit code 0 [2024-12-06 02:12:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:15,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:15,915 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:15,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:15,917 INFO L229 MonitoredProcess]: Starting monitored process 559 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:15,918 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (559)] Waiting until timeout for monitored process [2024-12-06 02:12:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:16,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:16,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:16,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:17,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:17,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (559)] Ended with exit code 0 [2024-12-06 02:12:17,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:17,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:17,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:17,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:17,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:17,073 INFO L229 MonitoredProcess]: Starting monitored process 560 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:17,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (560)] Waiting until timeout for monitored process [2024-12-06 02:12:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:18,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:18,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:18,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:18,264 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:18,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (560)] Ended with exit code 0 [2024-12-06 02:12:18,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:18,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:18,292 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:18,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:18,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:18,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:18,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:18,294 INFO L229 MonitoredProcess]: Starting monitored process 561 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:18,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (561)] Waiting until timeout for monitored process [2024-12-06 02:12:19,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:19,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:19,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:19,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:19,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (561)] Ended with exit code 0 [2024-12-06 02:12:19,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:19,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:19,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:19,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:19,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:19,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:19,662 INFO L229 MonitoredProcess]: Starting monitored process 562 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:19,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (562)] Waiting until timeout for monitored process [2024-12-06 02:12:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:20,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:20,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:20,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:21,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (562)] Ended with exit code 0 [2024-12-06 02:12:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:21,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:21,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:21,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:21,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:21,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:21,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:21,021 INFO L229 MonitoredProcess]: Starting monitored process 563 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:21,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (563)] Waiting until timeout for monitored process [2024-12-06 02:12:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:22,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:22,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:22,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:12:22,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:22,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:22,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (563)] Ended with exit code 0 [2024-12-06 02:12:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:22,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:22,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:22,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:22,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:22,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:22,576 INFO L229 MonitoredProcess]: Starting monitored process 564 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:22,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (564)] Waiting until timeout for monitored process [2024-12-06 02:12:23,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:23,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:23,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:23,428 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:23,428 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:23,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (564)] Ended with exit code 0 [2024-12-06 02:12:23,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:23,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:23,633 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:23,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:23,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:23,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:23,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:23,634 INFO L229 MonitoredProcess]: Starting monitored process 565 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:23,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (565)] Waiting until timeout for monitored process [2024-12-06 02:12:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:24,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:24,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:24,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:24,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:24,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (565)] Ended with exit code 0 [2024-12-06 02:12:24,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:24,619 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:24,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:24,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:24,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:24,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:24,621 INFO L229 MonitoredProcess]: Starting monitored process 566 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:24,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (566)] Waiting until timeout for monitored process [2024-12-06 02:12:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:25,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:25,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:25,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:25,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:25,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (566)] Ended with exit code 0 [2024-12-06 02:12:25,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:25,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:25,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:25,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:25,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:25,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:25,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:25,557 INFO L229 MonitoredProcess]: Starting monitored process 567 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:25,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (567)] Waiting until timeout for monitored process [2024-12-06 02:12:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:26,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:26,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:26,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:26,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:26,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (567)] Ended with exit code 0 [2024-12-06 02:12:26,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:26,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:26,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:26,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:26,577 INFO L229 MonitoredProcess]: Starting monitored process 568 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:26,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (568)] Waiting until timeout for monitored process [2024-12-06 02:12:27,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:27,695 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:27,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:27,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:27,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:27,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (568)] Ended with exit code 0 [2024-12-06 02:12:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:27,990 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:27,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:27,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:27,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:27,992 INFO L229 MonitoredProcess]: Starting monitored process 569 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:27,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (569)] Waiting until timeout for monitored process [2024-12-06 02:12:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:29,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:29,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:29,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:29,282 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:29,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (569)] Ended with exit code 0 [2024-12-06 02:12:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:29,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:29,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:29,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:29,306 INFO L229 MonitoredProcess]: Starting monitored process 570 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:29,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (570)] Waiting until timeout for monitored process [2024-12-06 02:12:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:30,302 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:30,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:30,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:30,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (570)] Ended with exit code 0 [2024-12-06 02:12:30,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:30,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:30,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:30,595 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:30,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:30,597 INFO L229 MonitoredProcess]: Starting monitored process 571 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:30,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (571)] Waiting until timeout for monitored process [2024-12-06 02:12:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:31,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:31,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:31,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:31,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:31,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:31,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (571)] Ended with exit code 0 [2024-12-06 02:12:31,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:31,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:31,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:31,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:31,667 INFO L229 MonitoredProcess]: Starting monitored process 572 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:31,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (572)] Waiting until timeout for monitored process [2024-12-06 02:12:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:32,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:32,422 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:32,422 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:32,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (572)] Ended with exit code 0 [2024-12-06 02:12:32,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:32,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:32,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:32,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:32,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:32,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:32,638 INFO L229 MonitoredProcess]: Starting monitored process 573 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:32,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (573)] Waiting until timeout for monitored process [2024-12-06 02:12:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:33,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:33,462 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:33,463 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:33,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (573)] Ended with exit code 0 [2024-12-06 02:12:33,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:33,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:33,628 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:33,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:33,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:33,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:33,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:33,629 INFO L229 MonitoredProcess]: Starting monitored process 574 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:33,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (574)] Waiting until timeout for monitored process [2024-12-06 02:12:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:34,399 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:34,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:34,417 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:34,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (574)] Ended with exit code 0 [2024-12-06 02:12:34,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:34,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:34,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:34,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:34,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:34,650 INFO L229 MonitoredProcess]: Starting monitored process 575 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:34,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (575)] Waiting until timeout for monitored process [2024-12-06 02:12:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:35,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:35,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:35,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:35,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:35,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (575)] Ended with exit code 0 [2024-12-06 02:12:35,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:35,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:35,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:35,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:35,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:35,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:35,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:35,988 INFO L229 MonitoredProcess]: Starting monitored process 576 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:35,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (576)] Waiting until timeout for monitored process [2024-12-06 02:12:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:36,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:36,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:36,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:37,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:37,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (576)] Ended with exit code 0 [2024-12-06 02:12:37,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:37,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:37,277 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:37,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:37,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:37,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:37,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:37,279 INFO L229 MonitoredProcess]: Starting monitored process 577 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:37,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (577)] Waiting until timeout for monitored process [2024-12-06 02:12:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:38,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:38,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:38,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:38,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (577)] Ended with exit code 0 [2024-12-06 02:12:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:38,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:38,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:38,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:38,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:38,603 INFO L229 MonitoredProcess]: Starting monitored process 578 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:38,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (578)] Waiting until timeout for monitored process [2024-12-06 02:12:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:39,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:39,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:39,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:39,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:39,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (578)] Ended with exit code 0 [2024-12-06 02:12:39,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:39,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:39,691 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:39,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:39,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:39,691 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:39,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:39,692 INFO L229 MonitoredProcess]: Starting monitored process 579 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:39,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (579)] Waiting until timeout for monitored process [2024-12-06 02:12:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:40,540 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:40,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:40,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:40,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (579)] Ended with exit code 0 [2024-12-06 02:12:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:40,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:40,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:40,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:40,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:40,771 INFO L229 MonitoredProcess]: Starting monitored process 580 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:40,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (580)] Waiting until timeout for monitored process [2024-12-06 02:12:41,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:41,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:41,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:41,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:41,726 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:41,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (580)] Ended with exit code 0 [2024-12-06 02:12:41,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:41,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:41,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:41,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:41,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:41,744 INFO L229 MonitoredProcess]: Starting monitored process 581 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:41,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (581)] Waiting until timeout for monitored process [2024-12-06 02:12:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:42,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:42,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:42,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:42,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (581)] Ended with exit code 0 [2024-12-06 02:12:42,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:42,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:42,752 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:42,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:42,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:42,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:42,754 INFO L229 MonitoredProcess]: Starting monitored process 582 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:42,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (582)] Waiting until timeout for monitored process [2024-12-06 02:12:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:43,822 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:43,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:43,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:44,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:44,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (582)] Ended with exit code 0 [2024-12-06 02:12:44,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:44,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:44,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:44,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:44,128 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:44,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:44,130 INFO L229 MonitoredProcess]: Starting monitored process 583 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:44,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (583)] Waiting until timeout for monitored process [2024-12-06 02:12:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:45,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:45,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:45,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:45,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (583)] Ended with exit code 0 [2024-12-06 02:12:45,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:45,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:45,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:45,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:45,483 INFO L229 MonitoredProcess]: Starting monitored process 584 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:45,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (584)] Waiting until timeout for monitored process [2024-12-06 02:12:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:46,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:46,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:46,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:46,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (584)] Ended with exit code 0 [2024-12-06 02:12:46,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:46,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:46,813 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:46,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:46,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:46,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:46,815 INFO L229 MonitoredProcess]: Starting monitored process 585 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:46,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (585)] Waiting until timeout for monitored process [2024-12-06 02:12:47,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:47,799 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:47,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:47,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:47,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:48,052 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:48,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (585)] Ended with exit code 0 [2024-12-06 02:12:48,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:48,066 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:48,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:48,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:48,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:48,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:48,068 INFO L229 MonitoredProcess]: Starting monitored process 586 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:48,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (586)] Waiting until timeout for monitored process [2024-12-06 02:12:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:48,815 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:48,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:48,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:49,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (586)] Ended with exit code 0 [2024-12-06 02:12:49,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:49,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:49,043 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:49,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:49,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:49,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:49,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:49,044 INFO L229 MonitoredProcess]: Starting monitored process 587 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:49,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (587)] Waiting until timeout for monitored process [2024-12-06 02:12:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:49,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:49,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:49,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:50,114 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:50,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (587)] Ended with exit code 0 [2024-12-06 02:12:50,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:50,134 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:50,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:50,134 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:50,134 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:50,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:50,135 INFO L229 MonitoredProcess]: Starting monitored process 588 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:50,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (588)] Waiting until timeout for monitored process [2024-12-06 02:12:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:50,962 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:50,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:50,980 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:50,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:51,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:51,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (588)] Ended with exit code 0 [2024-12-06 02:12:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:51,200 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:51,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:51,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:51,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:51,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:51,202 INFO L229 MonitoredProcess]: Starting monitored process 589 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:51,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (589)] Waiting until timeout for monitored process [2024-12-06 02:12:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:52,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:52,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:52,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:52,491 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:52,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (589)] Ended with exit code 0 [2024-12-06 02:12:52,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:52,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:52,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:52,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:52,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:52,508 INFO L229 MonitoredProcess]: Starting monitored process 590 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:52,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (590)] Waiting until timeout for monitored process [2024-12-06 02:12:53,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:53,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:53,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:53,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:53,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:53,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:53,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (590)] Ended with exit code 0 [2024-12-06 02:12:53,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:53,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:53,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:53,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:53,539 INFO L229 MonitoredProcess]: Starting monitored process 591 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:53,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (591)] Waiting until timeout for monitored process [2024-12-06 02:12:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:54,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:54,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:54,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:54,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:54,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (591)] Ended with exit code 0 [2024-12-06 02:12:54,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:54,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:54,583 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:54,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:54,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:54,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:54,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:54,584 INFO L229 MonitoredProcess]: Starting monitored process 592 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:54,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (592)] Waiting until timeout for monitored process [2024-12-06 02:12:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:55,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:55,423 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:55,424 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:55,620 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:55,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (592)] Ended with exit code 0 [2024-12-06 02:12:55,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:55,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:55,636 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:55,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:55,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:55,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:55,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:55,637 INFO L229 MonitoredProcess]: Starting monitored process 593 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:55,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (593)] Waiting until timeout for monitored process [2024-12-06 02:12:56,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:56,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:56,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:56,577 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:56,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (593)] Ended with exit code 0 [2024-12-06 02:12:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:56,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:56,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:56,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:56,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:56,881 INFO L229 MonitoredProcess]: Starting monitored process 594 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:56,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (594)] Waiting until timeout for monitored process [2024-12-06 02:12:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:57,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:57,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:57,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:58,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (594)] Ended with exit code 0 [2024-12-06 02:12:58,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:58,251 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:58,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:58,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:58,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:58,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:58,253 INFO L229 MonitoredProcess]: Starting monitored process 595 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:58,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (595)] Waiting until timeout for monitored process [2024-12-06 02:12:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:59,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:12:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:12:59,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:12:59,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:12:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:12:59,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (595)] Ended with exit code 0 [2024-12-06 02:12:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:12:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:12:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:12:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:12:59,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:12:59,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:12:59,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:12:59,548 INFO L229 MonitoredProcess]: Starting monitored process 596 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:12:59,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (596)] Waiting until timeout for monitored process [2024-12-06 02:13:00,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:00,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:00,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:00,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:00,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:00,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (596)] Ended with exit code 0 [2024-12-06 02:13:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:00,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:00,909 INFO L229 MonitoredProcess]: Starting monitored process 597 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:00,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (597)] Waiting until timeout for monitored process [2024-12-06 02:13:01,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:01,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:01,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:01,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:01,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:02,043 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:02,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (597)] Ended with exit code 0 [2024-12-06 02:13:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:02,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:02,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:02,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:02,063 INFO L229 MonitoredProcess]: Starting monitored process 598 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:02,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (598)] Waiting until timeout for monitored process [2024-12-06 02:13:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:02,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:02,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:02,898 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:03,083 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:03,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (598)] Ended with exit code 0 [2024-12-06 02:13:03,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:03,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:03,098 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:03,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:03,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:03,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:03,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:03,100 INFO L229 MonitoredProcess]: Starting monitored process 599 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:03,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (599)] Waiting until timeout for monitored process [2024-12-06 02:13:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:03,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:03,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:13:03,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:04,111 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:04,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (599)] Ended with exit code 0 [2024-12-06 02:13:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:04,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:04,129 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:04,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:04,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:04,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:04,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:04,130 INFO L229 MonitoredProcess]: Starting monitored process 600 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:04,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (600)] Waiting until timeout for monitored process [2024-12-06 02:13:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:04,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:04,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:04,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:05,088 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:05,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (600)] Ended with exit code 0 [2024-12-06 02:13:05,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:05,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:05,103 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:05,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:05,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:05,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:05,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:05,105 INFO L229 MonitoredProcess]: Starting monitored process 601 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:05,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (601)] Waiting until timeout for monitored process [2024-12-06 02:13:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:05,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:05,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:05,988 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:06,245 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (601)] Ended with exit code 0 [2024-12-06 02:13:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:06,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:06,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:06,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:06,254 INFO L229 MonitoredProcess]: Starting monitored process 602 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:06,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (602)] Waiting until timeout for monitored process [2024-12-06 02:13:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:07,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:07,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:07,366 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:07,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (602)] Ended with exit code 0 [2024-12-06 02:13:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:07,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:07,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:07,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:07,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:07,636 INFO L229 MonitoredProcess]: Starting monitored process 603 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:07,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (603)] Waiting until timeout for monitored process [2024-12-06 02:13:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:08,649 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:08,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:08,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:08,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:08,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (603)] Ended with exit code 0 [2024-12-06 02:13:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:08,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:08,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:08,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:08,954 INFO L229 MonitoredProcess]: Starting monitored process 604 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:08,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (604)] Waiting until timeout for monitored process [2024-12-06 02:13:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:09,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:10,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:10,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:10,259 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:10,274 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (604)] Ended with exit code 0 [2024-12-06 02:13:10,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:10,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:10,284 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:10,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:10,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:10,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:10,286 INFO L229 MonitoredProcess]: Starting monitored process 605 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:10,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (605)] Waiting until timeout for monitored process [2024-12-06 02:13:11,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:11,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:11,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:11,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:11,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:11,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (605)] Ended with exit code 0 [2024-12-06 02:13:11,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:11,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:11,706 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:11,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:11,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:11,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:11,708 INFO L229 MonitoredProcess]: Starting monitored process 606 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:11,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (606)] Waiting until timeout for monitored process [2024-12-06 02:13:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:12,817 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:12,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:12,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:12,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:13,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (606)] Ended with exit code 0 [2024-12-06 02:13:13,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:13,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:13,093 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:13,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:13,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:13,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:13,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:13,095 INFO L229 MonitoredProcess]: Starting monitored process 607 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:13,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (607)] Waiting until timeout for monitored process [2024-12-06 02:13:14,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:14,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:14,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:14,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:14,470 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:14,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (607)] Ended with exit code 0 [2024-12-06 02:13:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:14,498 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:14,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:14,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:14,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:14,501 INFO L229 MonitoredProcess]: Starting monitored process 608 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:14,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (608)] Waiting until timeout for monitored process [2024-12-06 02:13:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:15,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:15,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:15,474 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:15,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:15,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:15,699 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (608)] Ended with exit code 0 [2024-12-06 02:13:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:15,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:15,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:15,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:15,707 INFO L229 MonitoredProcess]: Starting monitored process 609 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:15,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (609)] Waiting until timeout for monitored process [2024-12-06 02:13:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:16,597 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:16,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:16,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:16,829 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:16,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (609)] Ended with exit code 0 [2024-12-06 02:13:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:16,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:16,846 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:16,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:16,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:16,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:16,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:16,847 INFO L229 MonitoredProcess]: Starting monitored process 610 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:16,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (610)] Waiting until timeout for monitored process [2024-12-06 02:13:17,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:17,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:17,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:17,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:17,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:17,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:17,926 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (610)] Ended with exit code 0 [2024-12-06 02:13:17,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:17,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:17,932 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:17,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:17,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:17,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:17,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:17,934 INFO L229 MonitoredProcess]: Starting monitored process 611 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:17,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (611)] Waiting until timeout for monitored process [2024-12-06 02:13:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:18,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:18,859 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:18,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:19,050 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:19,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (611)] Ended with exit code 0 [2024-12-06 02:13:19,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:19,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:19,074 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:19,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:19,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:19,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:19,076 INFO L229 MonitoredProcess]: Starting monitored process 612 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:19,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (612)] Waiting until timeout for monitored process [2024-12-06 02:13:19,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:19,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:19,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:19,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:20,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:20,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (612)] Ended with exit code 0 [2024-12-06 02:13:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:20,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:20,179 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:20,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:20,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:20,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:20,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:20,181 INFO L229 MonitoredProcess]: Starting monitored process 613 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:20,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (613)] Waiting until timeout for monitored process [2024-12-06 02:13:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:21,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:21,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:21,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:21,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:21,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (613)] Ended with exit code 0 [2024-12-06 02:13:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:21,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:21,336 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:21,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:21,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:21,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:21,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:21,338 INFO L229 MonitoredProcess]: Starting monitored process 614 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:21,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (614)] Waiting until timeout for monitored process [2024-12-06 02:13:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:22,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:22,190 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:22,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:22,356 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:22,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (614)] Ended with exit code 0 [2024-12-06 02:13:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:22,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:22,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:22,376 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:22,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:22,377 INFO L229 MonitoredProcess]: Starting monitored process 615 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:22,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (615)] Waiting until timeout for monitored process [2024-12-06 02:13:23,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:23,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:23,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:23,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:23,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (615)] Ended with exit code 0 [2024-12-06 02:13:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:23,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:23,541 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:23,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:23,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:23,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:23,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:23,543 INFO L229 MonitoredProcess]: Starting monitored process 616 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:23,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (616)] Waiting until timeout for monitored process [2024-12-06 02:13:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:24,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:24,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:24,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:24,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (616)] Ended with exit code 0 [2024-12-06 02:13:24,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:24,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:24,858 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:24,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:24,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:24,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:24,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:24,860 INFO L229 MonitoredProcess]: Starting monitored process 617 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:24,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (617)] Waiting until timeout for monitored process [2024-12-06 02:13:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:25,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:25,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:25,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:25,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:25,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (617)] Ended with exit code 0 [2024-12-06 02:13:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:25,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:25,785 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:25,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:25,785 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:25,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:25,786 INFO L229 MonitoredProcess]: Starting monitored process 618 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:25,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (618)] Waiting until timeout for monitored process [2024-12-06 02:13:26,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:26,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:26,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:26,610 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:26,837 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:26,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (618)] Ended with exit code 0 [2024-12-06 02:13:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:26,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:26,852 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:26,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:26,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:26,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:26,854 INFO L229 MonitoredProcess]: Starting monitored process 619 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:26,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (619)] Waiting until timeout for monitored process [2024-12-06 02:13:27,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:27,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:27,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:27,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:28,000 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (619)] Ended with exit code 0 [2024-12-06 02:13:28,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:28,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:28,006 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:28,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:28,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:28,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:28,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:28,008 INFO L229 MonitoredProcess]: Starting monitored process 620 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:28,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (620)] Waiting until timeout for monitored process [2024-12-06 02:13:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:28,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:28,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:28,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:29,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (620)] Ended with exit code 0 [2024-12-06 02:13:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:29,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:29,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:29,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:29,105 INFO L229 MonitoredProcess]: Starting monitored process 621 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:29,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (621)] Waiting until timeout for monitored process [2024-12-06 02:13:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:29,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:29,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:29,983 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:30,193 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:30,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (621)] Ended with exit code 0 [2024-12-06 02:13:30,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:30,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:30,212 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:30,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:30,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:30,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:30,214 INFO L229 MonitoredProcess]: Starting monitored process 622 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:30,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (622)] Waiting until timeout for monitored process [2024-12-06 02:13:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:31,029 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:31,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:31,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:31,229 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:31,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (622)] Ended with exit code 0 [2024-12-06 02:13:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:31,246 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:31,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:31,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:31,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:31,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:31,247 INFO L229 MonitoredProcess]: Starting monitored process 623 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:31,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (623)] Waiting until timeout for monitored process [2024-12-06 02:13:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:32,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:32,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:32,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:32,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (623)] Ended with exit code 0 [2024-12-06 02:13:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:32,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:32,285 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:32,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:32,285 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:32,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:32,287 INFO L229 MonitoredProcess]: Starting monitored process 624 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:32,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (624)] Waiting until timeout for monitored process [2024-12-06 02:13:33,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:33,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:33,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:33,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:33,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:33,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:33,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (624)] Ended with exit code 0 [2024-12-06 02:13:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:33,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:33,556 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:33,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:33,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:33,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:33,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:33,558 INFO L229 MonitoredProcess]: Starting monitored process 625 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:33,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (625)] Waiting until timeout for monitored process [2024-12-06 02:13:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:34,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:34,795 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:34,796 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:35,032 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (625)] Ended with exit code 0 [2024-12-06 02:13:35,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:35,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:35,040 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:35,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:35,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:35,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:35,042 INFO L229 MonitoredProcess]: Starting monitored process 626 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:35,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (626)] Waiting until timeout for monitored process [2024-12-06 02:13:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,154 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:36,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:36,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:36,427 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:36,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (626)] Ended with exit code 0 [2024-12-06 02:13:36,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:36,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:36,451 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:36,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:36,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:36,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:36,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:36,454 INFO L229 MonitoredProcess]: Starting monitored process 627 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:36,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (627)] Waiting until timeout for monitored process [2024-12-06 02:13:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:37,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:37,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:37,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:37,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:37,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:37,935 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (627)] Ended with exit code 0 [2024-12-06 02:13:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:37,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:37,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:37,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:37,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:37,945 INFO L229 MonitoredProcess]: Starting monitored process 628 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:37,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (628)] Waiting until timeout for monitored process [2024-12-06 02:13:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:38,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:39,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:39,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:39,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:39,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:39,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (628)] Ended with exit code 0 [2024-12-06 02:13:39,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:39,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:39,239 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:39,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:39,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:39,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:39,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:39,241 INFO L229 MonitoredProcess]: Starting monitored process 629 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:39,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (629)] Waiting until timeout for monitored process [2024-12-06 02:13:40,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:40,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:40,358 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:40,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:40,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:40,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (629)] Ended with exit code 0 [2024-12-06 02:13:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:40,582 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:40,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:40,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:40,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:40,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:40,584 INFO L229 MonitoredProcess]: Starting monitored process 630 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:40,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (630)] Waiting until timeout for monitored process [2024-12-06 02:13:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:41,724 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:41,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:41,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:41,749 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:42,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (630)] Ended with exit code 0 [2024-12-06 02:13:42,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:42,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:42,017 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:42,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:42,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:42,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:42,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:42,019 INFO L229 MonitoredProcess]: Starting monitored process 631 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:42,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (631)] Waiting until timeout for monitored process [2024-12-06 02:13:43,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:43,110 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:43,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:43,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:43,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:43,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (631)] Ended with exit code 0 [2024-12-06 02:13:43,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:43,412 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:43,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:43,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:43,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:43,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:43,414 INFO L229 MonitoredProcess]: Starting monitored process 632 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:43,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (632)] Waiting until timeout for monitored process [2024-12-06 02:13:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:44,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:44,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:44,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:44,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:44,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:44,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (632)] Ended with exit code 0 [2024-12-06 02:13:44,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:44,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:44,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:44,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:44,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:44,660 INFO L229 MonitoredProcess]: Starting monitored process 633 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:44,661 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (633)] Waiting until timeout for monitored process [2024-12-06 02:13:45,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:45,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:45,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:45,735 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:46,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:46,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (633)] Ended with exit code 0 [2024-12-06 02:13:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:46,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:46,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:46,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:46,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:46,026 INFO L229 MonitoredProcess]: Starting monitored process 634 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:46,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (634)] Waiting until timeout for monitored process [2024-12-06 02:13:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:47,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:47,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:47,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:47,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (634)] Ended with exit code 0 [2024-12-06 02:13:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:47,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:47,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:47,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:47,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:47,257 INFO L229 MonitoredProcess]: Starting monitored process 635 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:47,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (635)] Waiting until timeout for monitored process [2024-12-06 02:13:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:48,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:48,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:48,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:48,300 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:48,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (635)] Ended with exit code 0 [2024-12-06 02:13:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:48,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:48,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:48,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:48,319 INFO L229 MonitoredProcess]: Starting monitored process 636 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:48,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (636)] Waiting until timeout for monitored process [2024-12-06 02:13:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:49,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:49,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:13:49,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:49,431 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:49,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (636)] Ended with exit code 0 [2024-12-06 02:13:49,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:49,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:49,448 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:49,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:49,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:49,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:49,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:49,449 INFO L229 MonitoredProcess]: Starting monitored process 637 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:49,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (637)] Waiting until timeout for monitored process [2024-12-06 02:13:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:50,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:50,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:50,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:50,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:50,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (637)] Ended with exit code 0 [2024-12-06 02:13:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:50,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:50,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:50,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:50,550 INFO L229 MonitoredProcess]: Starting monitored process 638 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:50,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (638)] Waiting until timeout for monitored process [2024-12-06 02:13:51,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:51,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:51,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:51,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:51,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:51,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:51,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (638)] Ended with exit code 0 [2024-12-06 02:13:51,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:51,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:51,908 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:51,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:51,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:51,910 INFO L229 MonitoredProcess]: Starting monitored process 639 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:51,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (639)] Waiting until timeout for monitored process [2024-12-06 02:13:53,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:53,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:53,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:53,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:53,410 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:53,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (639)] Ended with exit code 0 [2024-12-06 02:13:53,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:53,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:53,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:53,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:53,437 INFO L229 MonitoredProcess]: Starting monitored process 640 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:53,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (640)] Waiting until timeout for monitored process [2024-12-06 02:13:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:54,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:54,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:54,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:54,882 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:54,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (640)] Ended with exit code 0 [2024-12-06 02:13:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:54,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:54,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:54,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:54,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:54,914 INFO L229 MonitoredProcess]: Starting monitored process 641 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:54,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (641)] Waiting until timeout for monitored process [2024-12-06 02:13:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:56,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:56,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:56,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:56,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (641)] Ended with exit code 0 [2024-12-06 02:13:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:56,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:56,372 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:56,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:56,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:56,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:56,375 INFO L229 MonitoredProcess]: Starting monitored process 642 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:56,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (642)] Waiting until timeout for monitored process [2024-12-06 02:13:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:57,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:57,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:57,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:57,774 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:57,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (642)] Ended with exit code 0 [2024-12-06 02:13:57,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:57,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:57,799 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:57,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:57,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:57,799 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:57,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:57,801 INFO L229 MonitoredProcess]: Starting monitored process 643 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:57,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (643)] Waiting until timeout for monitored process [2024-12-06 02:13:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:58,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:13:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:13:58,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:13:58,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:13:59,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:13:59,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (643)] Ended with exit code 0 [2024-12-06 02:13:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:13:59,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:13:59,151 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:13:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:13:59,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:13:59,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:13:59,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:13:59,153 INFO L229 MonitoredProcess]: Starting monitored process 644 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:13:59,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (644)] Waiting until timeout for monitored process [2024-12-06 02:14:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:00,123 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:00,144 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:00,145 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:00,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:00,452 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (644)] Ended with exit code 0 [2024-12-06 02:14:00,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:00,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:00,459 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:00,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:00,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:00,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:00,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:00,461 INFO L229 MonitoredProcess]: Starting monitored process 645 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:00,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (645)] Waiting until timeout for monitored process [2024-12-06 02:14:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:01,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:01,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:01,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:01,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:01,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (645)] Ended with exit code 0 [2024-12-06 02:14:01,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:01,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:01,633 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:01,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:01,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:01,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:01,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:01,635 INFO L229 MonitoredProcess]: Starting monitored process 646 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:01,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (646)] Waiting until timeout for monitored process [2024-12-06 02:14:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:02,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:02,522 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:02,523 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:02,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:02,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (646)] Ended with exit code 0 [2024-12-06 02:14:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:02,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:02,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:02,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:02,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:02,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:02,809 INFO L229 MonitoredProcess]: Starting monitored process 647 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:02,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (647)] Waiting until timeout for monitored process [2024-12-06 02:14:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:03,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:03,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:03,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:03,794 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:03,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (647)] Ended with exit code 0 [2024-12-06 02:14:03,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:03,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:03,981 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:03,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:03,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:03,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:03,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:03,983 INFO L229 MonitoredProcess]: Starting monitored process 648 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:03,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (648)] Waiting until timeout for monitored process [2024-12-06 02:14:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:04,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:04,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:04,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:05,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (648)] Ended with exit code 0 [2024-12-06 02:14:05,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:05,149 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:05,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:05,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:05,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:05,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:05,150 INFO L229 MonitoredProcess]: Starting monitored process 649 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:05,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (649)] Waiting until timeout for monitored process [2024-12-06 02:14:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:06,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:06,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:06,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (649)] Ended with exit code 0 [2024-12-06 02:14:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:06,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:06,328 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:06,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:06,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:06,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:06,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:06,330 INFO L229 MonitoredProcess]: Starting monitored process 650 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:06,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (650)] Waiting until timeout for monitored process [2024-12-06 02:14:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:07,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:07,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:07,211 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:07,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:07,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (650)] Ended with exit code 0 [2024-12-06 02:14:07,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:07,372 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:07,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:07,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:07,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:07,373 INFO L229 MonitoredProcess]: Starting monitored process 651 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:07,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (651)] Waiting until timeout for monitored process [2024-12-06 02:14:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:08,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:08,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:08,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:08,477 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:08,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (651)] Ended with exit code 0 [2024-12-06 02:14:08,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:08,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:08,492 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:08,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:08,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:08,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:08,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:08,493 INFO L229 MonitoredProcess]: Starting monitored process 652 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:08,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (652)] Waiting until timeout for monitored process [2024-12-06 02:14:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:09,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:09,471 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:09,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:09,672 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:09,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (652)] Ended with exit code 0 [2024-12-06 02:14:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:09,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:09,693 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:09,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:09,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:09,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:09,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:09,694 INFO L229 MonitoredProcess]: Starting monitored process 653 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:09,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (653)] Waiting until timeout for monitored process [2024-12-06 02:14:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:10,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:10,580 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:10,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:10,821 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:10,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (653)] Ended with exit code 0 [2024-12-06 02:14:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:10,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:10,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:10,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:10,842 INFO L229 MonitoredProcess]: Starting monitored process 654 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:10,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (654)] Waiting until timeout for monitored process [2024-12-06 02:14:11,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:11,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:11,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:11,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:11,998 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:12,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (654)] Ended with exit code 0 [2024-12-06 02:14:12,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:12,017 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:12,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:12,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:12,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:12,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:12,019 INFO L229 MonitoredProcess]: Starting monitored process 655 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:12,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (655)] Waiting until timeout for monitored process [2024-12-06 02:14:12,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:12,903 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:12,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:12,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:13,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:13,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (655)] Ended with exit code 0 [2024-12-06 02:14:13,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:13,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:13,106 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:13,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:13,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:13,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:13,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:13,108 INFO L229 MonitoredProcess]: Starting monitored process 656 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:13,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (656)] Waiting until timeout for monitored process [2024-12-06 02:14:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:14,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:14,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:14,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:14,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:14,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (656)] Ended with exit code 0 [2024-12-06 02:14:14,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:14,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:14,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:14,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:14,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:14,302 INFO L229 MonitoredProcess]: Starting monitored process 657 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:14,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (657)] Waiting until timeout for monitored process [2024-12-06 02:14:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:15,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:15,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:15,208 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:15,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:15,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (657)] Ended with exit code 0 [2024-12-06 02:14:15,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:15,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:15,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:15,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:15,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:15,428 INFO L229 MonitoredProcess]: Starting monitored process 658 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:15,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (658)] Waiting until timeout for monitored process [2024-12-06 02:14:16,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:16,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:16,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:16,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (658)] Ended with exit code 0 [2024-12-06 02:14:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:16,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:16,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:16,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:16,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:16,557 INFO L229 MonitoredProcess]: Starting monitored process 659 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:16,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (659)] Waiting until timeout for monitored process [2024-12-06 02:14:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:17,425 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:17,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:17,444 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:17,445 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:17,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (659)] Ended with exit code 0 [2024-12-06 02:14:17,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:17,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:17,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:17,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:17,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:17,654 INFO L229 MonitoredProcess]: Starting monitored process 660 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:17,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (660)] Waiting until timeout for monitored process [2024-12-06 02:14:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:18,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:18,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:18,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:18,683 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:18,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (660)] Ended with exit code 0 [2024-12-06 02:14:18,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:18,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:18,706 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:18,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:18,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:18,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:18,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:18,708 INFO L229 MonitoredProcess]: Starting monitored process 661 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:18,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (661)] Waiting until timeout for monitored process [2024-12-06 02:14:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:19,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:19,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:19,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:19,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:19,748 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:19,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (661)] Ended with exit code 0 [2024-12-06 02:14:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:19,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:19,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:19,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:19,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:19,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:19,767 INFO L229 MonitoredProcess]: Starting monitored process 662 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:19,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (662)] Waiting until timeout for monitored process [2024-12-06 02:14:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:20,725 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:20,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:20,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:20,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (662)] Ended with exit code 0 [2024-12-06 02:14:20,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:20,943 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:20,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:20,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:20,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:20,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:20,944 INFO L229 MonitoredProcess]: Starting monitored process 663 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:20,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (663)] Waiting until timeout for monitored process [2024-12-06 02:14:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:21,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:21,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:21,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:21,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:21,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (663)] Ended with exit code 0 [2024-12-06 02:14:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:21,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:21,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:21,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:21,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:21,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:21,967 INFO L229 MonitoredProcess]: Starting monitored process 664 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:21,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (664)] Waiting until timeout for monitored process [2024-12-06 02:14:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:22,851 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:22,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:22,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:23,091 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:23,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (664)] Ended with exit code 0 [2024-12-06 02:14:23,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:23,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:23,108 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:23,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:23,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:23,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:23,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:23,109 INFO L229 MonitoredProcess]: Starting monitored process 665 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:23,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (665)] Waiting until timeout for monitored process [2024-12-06 02:14:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:24,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:24,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:24,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:24,040 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:24,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (665)] Ended with exit code 0 [2024-12-06 02:14:24,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:24,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:24,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:24,258 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:24,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:24,259 INFO L229 MonitoredProcess]: Starting monitored process 666 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:24,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (666)] Waiting until timeout for monitored process [2024-12-06 02:14:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:25,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:25,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:25,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:25,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (666)] Ended with exit code 0 [2024-12-06 02:14:25,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:25,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:25,344 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:25,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:25,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:25,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:25,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:25,346 INFO L229 MonitoredProcess]: Starting monitored process 667 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:25,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (667)] Waiting until timeout for monitored process [2024-12-06 02:14:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:26,263 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:26,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:26,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:26,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:26,484 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (667)] Ended with exit code 0 [2024-12-06 02:14:26,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:26,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:26,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:26,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:26,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:26,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:26,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:26,492 INFO L229 MonitoredProcess]: Starting monitored process 668 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:26,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (668)] Waiting until timeout for monitored process [2024-12-06 02:14:27,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:27,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:27,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:27,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:27,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (668)] Ended with exit code 0 [2024-12-06 02:14:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:27,705 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:27,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:27,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:27,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:27,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:27,706 INFO L229 MonitoredProcess]: Starting monitored process 669 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:27,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (669)] Waiting until timeout for monitored process [2024-12-06 02:14:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:28,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:28,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:28,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:28,701 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:28,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (669)] Ended with exit code 0 [2024-12-06 02:14:28,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:28,718 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:28,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:28,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:28,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:28,719 INFO L229 MonitoredProcess]: Starting monitored process 670 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:28,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (670)] Waiting until timeout for monitored process [2024-12-06 02:14:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:29,711 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:29,727 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:29,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:29,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:29,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (670)] Ended with exit code 0 [2024-12-06 02:14:29,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:29,950 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:29,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:29,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:29,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:29,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:29,952 INFO L229 MonitoredProcess]: Starting monitored process 671 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:29,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (671)] Waiting until timeout for monitored process [2024-12-06 02:14:30,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:30,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:30,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:30,926 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:30,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:31,113 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (671)] Ended with exit code 0 [2024-12-06 02:14:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:31,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:31,119 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:31,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:31,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:31,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:31,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:31,121 INFO L229 MonitoredProcess]: Starting monitored process 672 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:31,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (672)] Waiting until timeout for monitored process [2024-12-06 02:14:32,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:32,033 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:32,052 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:32,053 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:32,230 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:32,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (672)] Ended with exit code 0 [2024-12-06 02:14:32,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:32,249 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:32,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:32,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:32,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:32,250 INFO L229 MonitoredProcess]: Starting monitored process 673 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:32,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (673)] Waiting until timeout for monitored process [2024-12-06 02:14:33,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:33,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:33,180 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:33,180 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:33,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (673)] Ended with exit code 0 [2024-12-06 02:14:33,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:33,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:33,394 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:33,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:33,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:33,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:33,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:33,396 INFO L229 MonitoredProcess]: Starting monitored process 674 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:33,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (674)] Waiting until timeout for monitored process [2024-12-06 02:14:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:34,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:34,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:34,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:34,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:34,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (674)] Ended with exit code 0 [2024-12-06 02:14:34,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:34,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:34,475 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:34,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:34,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:34,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:34,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:34,476 INFO L229 MonitoredProcess]: Starting monitored process 675 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:34,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (675)] Waiting until timeout for monitored process [2024-12-06 02:14:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:35,282 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:35,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:35,299 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:35,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (675)] Ended with exit code 0 [2024-12-06 02:14:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:35,495 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:35,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:35,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:35,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:35,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:35,497 INFO L229 MonitoredProcess]: Starting monitored process 676 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:35,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (676)] Waiting until timeout for monitored process [2024-12-06 02:14:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:36,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:36,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:36,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:36,411 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:36,594 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:36,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (676)] Ended with exit code 0 [2024-12-06 02:14:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:36,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:36,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:36,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:36,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:36,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:36,614 INFO L229 MonitoredProcess]: Starting monitored process 677 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:36,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (677)] Waiting until timeout for monitored process [2024-12-06 02:14:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:37,519 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:37,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:37,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:37,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:37,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:37,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (677)] Ended with exit code 0 [2024-12-06 02:14:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:37,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:37,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:37,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:37,734 INFO L229 MonitoredProcess]: Starting monitored process 678 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:37,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (678)] Waiting until timeout for monitored process [2024-12-06 02:14:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:38,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:38,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:38,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:38,883 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:38,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (678)] Ended with exit code 0 [2024-12-06 02:14:38,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:38,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:38,902 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:38,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:38,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:38,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:38,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:38,904 INFO L229 MonitoredProcess]: Starting monitored process 679 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:38,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (679)] Waiting until timeout for monitored process [2024-12-06 02:14:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:39,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:39,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:39,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:40,034 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:40,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (679)] Ended with exit code 0 [2024-12-06 02:14:40,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:40,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:40,054 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:40,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:40,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:40,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:40,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:40,056 INFO L229 MonitoredProcess]: Starting monitored process 680 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:40,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (680)] Waiting until timeout for monitored process [2024-12-06 02:14:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:40,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:40,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:40,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:41,168 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:41,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (680)] Ended with exit code 0 [2024-12-06 02:14:41,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:41,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:41,190 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:41,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:41,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:41,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:41,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:41,191 INFO L229 MonitoredProcess]: Starting monitored process 681 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:41,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (681)] Waiting until timeout for monitored process [2024-12-06 02:14:42,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:42,084 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:42,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:42,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:42,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:42,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:42,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (681)] Ended with exit code 0 [2024-12-06 02:14:42,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:42,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:42,311 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:42,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:42,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:42,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:42,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:42,313 INFO L229 MonitoredProcess]: Starting monitored process 682 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:42,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (682)] Waiting until timeout for monitored process [2024-12-06 02:14:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:43,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:43,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:43,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:43,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:43,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:43,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (682)] Ended with exit code 0 [2024-12-06 02:14:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:43,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:43,540 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:43,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:43,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:43,540 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:43,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:43,541 INFO L229 MonitoredProcess]: Starting monitored process 683 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:43,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (683)] Waiting until timeout for monitored process [2024-12-06 02:14:44,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:44,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:44,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:44,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:44,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:44,664 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:44,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (683)] Ended with exit code 0 [2024-12-06 02:14:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:44,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:44,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:44,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:44,684 INFO L229 MonitoredProcess]: Starting monitored process 684 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:44,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (684)] Waiting until timeout for monitored process [2024-12-06 02:14:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:45,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:45,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:45,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:45,820 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:45,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (684)] Forceful destruction successful, exit code 0 [2024-12-06 02:14:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:45,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:45,840 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:45,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:45,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:45,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:45,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:45,842 INFO L229 MonitoredProcess]: Starting monitored process 685 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:45,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (685)] Waiting until timeout for monitored process [2024-12-06 02:14:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:46,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:46,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:46,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:46,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:46,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:47,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (685)] Ended with exit code 0 [2024-12-06 02:14:47,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:47,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:47,007 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:47,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:47,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:47,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:47,009 INFO L229 MonitoredProcess]: Starting monitored process 686 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:47,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (686)] Waiting until timeout for monitored process [2024-12-06 02:14:47,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:47,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:47,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:47,927 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:47,928 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:48,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (686)] Ended with exit code 0 [2024-12-06 02:14:48,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:48,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:48,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:48,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:48,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:48,134 INFO L229 MonitoredProcess]: Starting monitored process 687 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:48,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (687)] Waiting until timeout for monitored process [2024-12-06 02:14:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:49,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:49,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:49,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:49,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:49,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (687)] Ended with exit code 0 [2024-12-06 02:14:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:49,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:49,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:49,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:49,319 INFO L229 MonitoredProcess]: Starting monitored process 688 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:49,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (688)] Waiting until timeout for monitored process [2024-12-06 02:14:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:50,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:50,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:50,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:50,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:50,406 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:50,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (688)] Ended with exit code 0 [2024-12-06 02:14:50,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:50,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:50,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:50,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:50,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:50,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:50,430 INFO L229 MonitoredProcess]: Starting monitored process 689 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:50,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (689)] Waiting until timeout for monitored process [2024-12-06 02:14:51,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:51,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:51,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:51,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:51,421 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:51,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (689)] Ended with exit code 0 [2024-12-06 02:14:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:51,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:51,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:51,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:51,440 INFO L229 MonitoredProcess]: Starting monitored process 690 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:51,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (690)] Waiting until timeout for monitored process [2024-12-06 02:14:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:52,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:52,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:52,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:52,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (690)] Ended with exit code 0 [2024-12-06 02:14:52,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:52,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:52,572 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:52,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:52,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:52,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:52,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:52,573 INFO L229 MonitoredProcess]: Starting monitored process 691 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:52,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (691)] Waiting until timeout for monitored process [2024-12-06 02:14:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:53,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:53,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:53,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:53,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (691)] Ended with exit code 0 [2024-12-06 02:14:53,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:53,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:53,753 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:53,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:53,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:53,753 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:53,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:53,755 INFO L229 MonitoredProcess]: Starting monitored process 692 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:53,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (692)] Waiting until timeout for monitored process [2024-12-06 02:14:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:54,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:54,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:54,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:54,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:54,866 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:54,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (692)] Ended with exit code 0 [2024-12-06 02:14:54,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:54,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:54,884 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:54,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:54,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:54,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:54,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:54,885 INFO L229 MonitoredProcess]: Starting monitored process 693 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:54,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (693)] Waiting until timeout for monitored process [2024-12-06 02:14:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:55,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:55,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:55,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:55,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:55,973 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:55,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (693)] Ended with exit code 0 [2024-12-06 02:14:55,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:55,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:55,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:55,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:55,993 INFO L229 MonitoredProcess]: Starting monitored process 694 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:55,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (694)] Waiting until timeout for monitored process [2024-12-06 02:14:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:56,833 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:56,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:56,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:57,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (694)] Ended with exit code 0 [2024-12-06 02:14:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:57,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:57,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:57,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:57,033 INFO L229 MonitoredProcess]: Starting monitored process 695 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:57,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (695)] Waiting until timeout for monitored process [2024-12-06 02:14:57,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:57,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:57,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:14:57,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:58,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:58,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (695)] Ended with exit code 0 [2024-12-06 02:14:58,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:58,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:58,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:58,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:58,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:58,215 INFO L229 MonitoredProcess]: Starting monitored process 696 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:58,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (696)] Waiting until timeout for monitored process [2024-12-06 02:14:59,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:59,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:14:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:14:59,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:14:59,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:14:59,216 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:14:59,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (696)] Ended with exit code 0 [2024-12-06 02:14:59,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:14:59,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:14:59,233 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:14:59,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:14:59,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:14:59,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:14:59,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:14:59,234 INFO L229 MonitoredProcess]: Starting monitored process 697 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:14:59,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (697)] Waiting until timeout for monitored process [2024-12-06 02:15:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:00,086 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:00,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:15:00,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:00,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:00,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (697)] Ended with exit code 0 [2024-12-06 02:15:00,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:00,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:00,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:00,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:00,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:00,209 INFO L229 MonitoredProcess]: Starting monitored process 698 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:00,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (698)] Waiting until timeout for monitored process [2024-12-06 02:15:01,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:01,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:01,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:01,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:01,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:01,395 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:01,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (698)] Ended with exit code 0 [2024-12-06 02:15:01,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:01,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:01,413 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:01,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:01,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:01,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:01,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:01,414 INFO L229 MonitoredProcess]: Starting monitored process 699 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:01,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (699)] Waiting until timeout for monitored process [2024-12-06 02:15:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:02,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:02,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:02,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:02,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:02,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (699)] Ended with exit code 0 [2024-12-06 02:15:02,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:02,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:02,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:02,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:02,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:02,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:02,468 INFO L229 MonitoredProcess]: Starting monitored process 700 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:02,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (700)] Waiting until timeout for monitored process [2024-12-06 02:15:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:03,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:03,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:03,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:03,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:03,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (700)] Ended with exit code 0 [2024-12-06 02:15:03,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:03,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:03,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:03,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:03,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:03,665 INFO L229 MonitoredProcess]: Starting monitored process 701 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:03,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (701)] Waiting until timeout for monitored process [2024-12-06 02:15:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:04,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:04,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:04,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:04,863 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:04,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (701)] Ended with exit code 0 [2024-12-06 02:15:04,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:04,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:04,884 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:04,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:04,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:04,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:04,886 INFO L229 MonitoredProcess]: Starting monitored process 702 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:04,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (702)] Waiting until timeout for monitored process [2024-12-06 02:15:05,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:05,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:05,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:05,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:06,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (702)] Ended with exit code 0 [2024-12-06 02:15:06,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:06,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:06,026 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:06,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:06,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:06,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:06,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:06,028 INFO L229 MonitoredProcess]: Starting monitored process 703 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:06,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (703)] Waiting until timeout for monitored process [2024-12-06 02:15:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:06,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:06,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:06,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:07,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (703)] Ended with exit code 0 [2024-12-06 02:15:07,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:07,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:07,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:07,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:07,184 INFO L229 MonitoredProcess]: Starting monitored process 704 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:07,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (704)] Waiting until timeout for monitored process [2024-12-06 02:15:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:08,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:08,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:08,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:08,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (704)] Ended with exit code 0 [2024-12-06 02:15:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:08,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:08,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:08,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:08,360 INFO L229 MonitoredProcess]: Starting monitored process 705 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:08,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (705)] Waiting until timeout for monitored process [2024-12-06 02:15:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:09,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:09,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:09,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:09,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:09,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (705)] Ended with exit code 0 [2024-12-06 02:15:09,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:09,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:09,560 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:09,560 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:09,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:09,561 INFO L229 MonitoredProcess]: Starting monitored process 706 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:09,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (706)] Waiting until timeout for monitored process [2024-12-06 02:15:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:10,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:10,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:10,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:10,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:10,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (706)] Ended with exit code 0 [2024-12-06 02:15:10,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:10,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:10,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:10,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:10,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:10,706 INFO L229 MonitoredProcess]: Starting monitored process 707 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:10,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (707)] Waiting until timeout for monitored process [2024-12-06 02:15:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:11,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:11,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:11,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:11,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:11,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:11,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (707)] Ended with exit code 0 [2024-12-06 02:15:11,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:11,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:11,871 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:11,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:11,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:11,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:11,872 INFO L229 MonitoredProcess]: Starting monitored process 708 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:11,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (708)] Waiting until timeout for monitored process [2024-12-06 02:15:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:12,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:12,855 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:12,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:13,080 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:13,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (708)] Ended with exit code 0 [2024-12-06 02:15:13,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:13,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:13,098 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:13,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:13,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:13,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:13,100 INFO L229 MonitoredProcess]: Starting monitored process 709 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:13,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (709)] Waiting until timeout for monitored process [2024-12-06 02:15:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:14,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:14,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:14,021 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:14,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:14,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (709)] Ended with exit code 0 [2024-12-06 02:15:14,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:14,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:14,229 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:14,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:14,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:14,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:14,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:14,230 INFO L229 MonitoredProcess]: Starting monitored process 710 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:14,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (710)] Waiting until timeout for monitored process [2024-12-06 02:15:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:15,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:15,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:15,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:15,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:15,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:15,305 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (710)] Ended with exit code 0 [2024-12-06 02:15:15,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:15,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:15,311 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:15,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:15,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:15,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:15,312 INFO L229 MonitoredProcess]: Starting monitored process 711 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:15,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (711)] Waiting until timeout for monitored process [2024-12-06 02:15:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:16,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:16,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:16,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:16,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:16,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (711)] Ended with exit code 0 [2024-12-06 02:15:16,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:16,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:16,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:16,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:16,578 INFO L229 MonitoredProcess]: Starting monitored process 712 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:16,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (712)] Waiting until timeout for monitored process [2024-12-06 02:15:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:17,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:17,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:17,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:17,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:17,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (712)] Ended with exit code 0 [2024-12-06 02:15:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:17,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:17,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:17,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:17,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:17,697 INFO L229 MonitoredProcess]: Starting monitored process 713 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:17,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (713)] Waiting until timeout for monitored process [2024-12-06 02:15:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:18,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:18,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:18,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:18,773 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:18,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (713)] Ended with exit code 0 [2024-12-06 02:15:18,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:18,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:18,796 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:18,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:18,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:18,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:18,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:18,797 INFO L229 MonitoredProcess]: Starting monitored process 714 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:18,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (714)] Waiting until timeout for monitored process [2024-12-06 02:15:19,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:19,718 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:19,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:19,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:19,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:19,938 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:19,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (714)] Ended with exit code 0 [2024-12-06 02:15:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:19,957 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:19,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:19,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:19,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:19,959 INFO L229 MonitoredProcess]: Starting monitored process 715 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:19,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (715)] Waiting until timeout for monitored process [2024-12-06 02:15:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:20,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:20,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:20,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:20,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:21,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (715)] Ended with exit code 0 [2024-12-06 02:15:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:21,141 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:21,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:21,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:21,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:21,142 INFO L229 MonitoredProcess]: Starting monitored process 716 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:21,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (716)] Waiting until timeout for monitored process [2024-12-06 02:15:22,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:22,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:22,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:22,174 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:22,175 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:22,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (716)] Ended with exit code 0 [2024-12-06 02:15:22,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:22,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:22,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:22,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:22,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:22,398 INFO L229 MonitoredProcess]: Starting monitored process 717 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:22,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (717)] Waiting until timeout for monitored process [2024-12-06 02:15:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:23,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:23,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:23,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:23,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:23,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (717)] Ended with exit code 0 [2024-12-06 02:15:23,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:23,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:23,505 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:23,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:23,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:23,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:23,507 INFO L229 MonitoredProcess]: Starting monitored process 718 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:23,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (718)] Waiting until timeout for monitored process [2024-12-06 02:15:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:24,498 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:24,518 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:24,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:24,751 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:24,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (718)] Ended with exit code 0 [2024-12-06 02:15:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:24,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:24,770 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:24,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:24,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:24,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:24,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:24,772 INFO L229 MonitoredProcess]: Starting monitored process 719 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:24,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (719)] Waiting until timeout for monitored process [2024-12-06 02:15:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:25,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:25,796 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:25,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:26,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (719)] Ended with exit code 0 [2024-12-06 02:15:26,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:26,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:26,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:26,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:26,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:26,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:26,057 INFO L229 MonitoredProcess]: Starting monitored process 720 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:26,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (720)] Waiting until timeout for monitored process [2024-12-06 02:15:26,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:26,976 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:26,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:26,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:27,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:27,190 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (720)] Ended with exit code 0 [2024-12-06 02:15:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:27,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:27,196 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:27,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:27,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:27,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:27,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:27,198 INFO L229 MonitoredProcess]: Starting monitored process 721 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:27,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (721)] Waiting until timeout for monitored process [2024-12-06 02:15:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:28,196 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:28,213 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:28,214 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:28,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:28,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (721)] Ended with exit code 0 [2024-12-06 02:15:28,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:28,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:28,435 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:28,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:28,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:28,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:28,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:28,437 INFO L229 MonitoredProcess]: Starting monitored process 722 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:28,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (722)] Waiting until timeout for monitored process [2024-12-06 02:15:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:29,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:29,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:29,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:29,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (722)] Ended with exit code 0 [2024-12-06 02:15:29,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:29,777 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:29,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:29,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:29,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:29,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:29,779 INFO L229 MonitoredProcess]: Starting monitored process 723 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:29,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (723)] Waiting until timeout for monitored process [2024-12-06 02:15:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:30,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:30,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:30,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:30,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:31,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (723)] Ended with exit code 0 [2024-12-06 02:15:31,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:31,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:31,055 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:31,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:31,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:31,056 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:31,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:31,057 INFO L229 MonitoredProcess]: Starting monitored process 724 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:31,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (724)] Waiting until timeout for monitored process [2024-12-06 02:15:31,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:31,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:31,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:31,969 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:32,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (724)] Ended with exit code 0 [2024-12-06 02:15:32,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:32,221 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:32,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:32,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:32,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:32,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:32,223 INFO L229 MonitoredProcess]: Starting monitored process 725 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:32,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (725)] Waiting until timeout for monitored process [2024-12-06 02:15:33,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:33,100 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:33,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:33,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:33,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:33,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (725)] Ended with exit code 0 [2024-12-06 02:15:33,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:33,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:33,320 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:33,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:33,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:33,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:33,322 INFO L229 MonitoredProcess]: Starting monitored process 726 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:33,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (726)] Waiting until timeout for monitored process [2024-12-06 02:15:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:34,352 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:34,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:34,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:34,370 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:34,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:34,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (726)] Ended with exit code 0 [2024-12-06 02:15:34,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:34,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:34,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:34,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:34,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:34,599 INFO L229 MonitoredProcess]: Starting monitored process 727 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:34,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (727)] Waiting until timeout for monitored process [2024-12-06 02:15:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:35,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:35,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:35,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:35,779 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:35,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (727)] Ended with exit code 0 [2024-12-06 02:15:35,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:35,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:35,800 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:35,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:35,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:35,800 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:35,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:35,801 INFO L229 MonitoredProcess]: Starting monitored process 728 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:35,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (728)] Waiting until timeout for monitored process [2024-12-06 02:15:36,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:36,763 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:36,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:36,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:37,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (728)] Ended with exit code 0 [2024-12-06 02:15:37,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:37,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:37,007 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:37,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:37,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:37,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:37,009 INFO L229 MonitoredProcess]: Starting monitored process 729 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:37,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (729)] Waiting until timeout for monitored process [2024-12-06 02:15:37,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:37,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:37,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:37,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:38,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (729)] Ended with exit code 0 [2024-12-06 02:15:38,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:38,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:38,147 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:38,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:38,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:38,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:38,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:38,149 INFO L229 MonitoredProcess]: Starting monitored process 730 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:38,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (730)] Waiting until timeout for monitored process [2024-12-06 02:15:39,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:39,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:39,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:39,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:39,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:39,280 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:39,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (730)] Ended with exit code 0 [2024-12-06 02:15:39,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:39,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:39,299 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:39,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:39,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:39,299 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:39,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:39,300 INFO L229 MonitoredProcess]: Starting monitored process 731 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:39,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (731)] Waiting until timeout for monitored process [2024-12-06 02:15:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:40,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:40,191 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:40,192 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:40,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:40,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (731)] Ended with exit code 0 [2024-12-06 02:15:40,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:40,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:40,426 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:40,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:40,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:40,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:40,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:40,427 INFO L229 MonitoredProcess]: Starting monitored process 732 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:40,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (732)] Waiting until timeout for monitored process [2024-12-06 02:15:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:41,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:41,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:41,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:41,684 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:41,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (732)] Ended with exit code 0 [2024-12-06 02:15:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:41,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:41,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:41,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:41,703 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:41,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:41,704 INFO L229 MonitoredProcess]: Starting monitored process 733 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:41,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (733)] Waiting until timeout for monitored process [2024-12-06 02:15:42,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:42,629 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:42,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:42,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:42,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:42,874 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:42,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (733)] Ended with exit code 0 [2024-12-06 02:15:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:42,893 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:42,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:42,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:42,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:42,894 INFO L229 MonitoredProcess]: Starting monitored process 734 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:42,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (734)] Waiting until timeout for monitored process [2024-12-06 02:15:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:43,892 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:43,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:43,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:44,151 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:44,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (734)] Ended with exit code 0 [2024-12-06 02:15:44,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:44,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:44,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:44,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:44,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:44,170 INFO L229 MonitoredProcess]: Starting monitored process 735 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:44,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (735)] Waiting until timeout for monitored process [2024-12-06 02:15:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:45,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:45,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:45,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:45,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:45,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (735)] Ended with exit code 0 [2024-12-06 02:15:45,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:45,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:45,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:45,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:45,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:45,401 INFO L229 MonitoredProcess]: Starting monitored process 736 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:45,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (736)] Waiting until timeout for monitored process [2024-12-06 02:15:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:46,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:46,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:46,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:46,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:46,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (736)] Ended with exit code 0 [2024-12-06 02:15:46,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:46,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:46,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:46,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:46,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:46,563 INFO L229 MonitoredProcess]: Starting monitored process 737 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:46,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (737)] Waiting until timeout for monitored process [2024-12-06 02:15:47,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:47,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:47,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:47,538 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:47,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (737)] Ended with exit code 0 [2024-12-06 02:15:47,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:47,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:47,779 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:47,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:47,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:47,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:47,781 INFO L229 MonitoredProcess]: Starting monitored process 738 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:47,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (738)] Waiting until timeout for monitored process [2024-12-06 02:15:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:48,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:48,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:48,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:48,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:48,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:48,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (738)] Ended with exit code 0 [2024-12-06 02:15:48,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:48,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:48,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:48,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:48,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:48,977 INFO L229 MonitoredProcess]: Starting monitored process 739 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:48,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (739)] Waiting until timeout for monitored process [2024-12-06 02:15:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:49,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:49,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:49,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:50,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:50,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (739)] Ended with exit code 0 [2024-12-06 02:15:50,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:50,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:50,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:50,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:50,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:50,171 INFO L229 MonitoredProcess]: Starting monitored process 740 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:50,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (740)] Waiting until timeout for monitored process [2024-12-06 02:15:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:51,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:51,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:51,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:51,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (740)] Ended with exit code 0 [2024-12-06 02:15:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:51,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:51,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:51,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:51,439 INFO L229 MonitoredProcess]: Starting monitored process 741 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:51,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (741)] Waiting until timeout for monitored process [2024-12-06 02:15:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:52,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:52,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:52,326 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:52,501 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:52,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (741)] Ended with exit code 0 [2024-12-06 02:15:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:52,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:52,519 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:52,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:52,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:52,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:52,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:52,520 INFO L229 MonitoredProcess]: Starting monitored process 742 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:52,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (742)] Waiting until timeout for monitored process [2024-12-06 02:15:53,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:53,562 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:53,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:53,581 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:53,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (742)] Ended with exit code 0 [2024-12-06 02:15:53,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:53,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:53,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:53,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:53,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:53,767 INFO L229 MonitoredProcess]: Starting monitored process 743 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:53,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (743)] Waiting until timeout for monitored process [2024-12-06 02:15:54,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:54,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:54,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:54,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:55,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:55,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (743)] Ended with exit code 0 [2024-12-06 02:15:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:55,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:55,033 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:55,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:55,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:55,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:55,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:55,034 INFO L229 MonitoredProcess]: Starting monitored process 744 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:55,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (744)] Waiting until timeout for monitored process [2024-12-06 02:15:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:56,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:56,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:56,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:56,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:56,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (744)] Ended with exit code 0 [2024-12-06 02:15:56,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:56,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:56,307 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:56,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:56,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:56,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:56,309 INFO L229 MonitoredProcess]: Starting monitored process 745 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:56,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (745)] Waiting until timeout for monitored process [2024-12-06 02:15:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:57,348 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:57,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:57,365 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:57,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:57,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (745)] Ended with exit code 0 [2024-12-06 02:15:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:57,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:57,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:57,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:57,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:57,595 INFO L229 MonitoredProcess]: Starting monitored process 746 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:57,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (746)] Waiting until timeout for monitored process [2024-12-06 02:15:58,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:58,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:58,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:58,598 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:15:58,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:15:58,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (746)] Ended with exit code 0 [2024-12-06 02:15:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:15:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:15:58,774 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:15:58,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:15:58,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:15:58,774 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:15:58,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:15:58,775 INFO L229 MonitoredProcess]: Starting monitored process 747 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:15:58,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (747)] Waiting until timeout for monitored process [2024-12-06 02:15:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:59,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:15:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:15:59,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:15:59,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:00,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (747)] Ended with exit code 0 [2024-12-06 02:16:00,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:00,029 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:00,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:00,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:00,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:00,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:00,030 INFO L229 MonitoredProcess]: Starting monitored process 748 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:00,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (748)] Waiting until timeout for monitored process [2024-12-06 02:16:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:00,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:00,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:00,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:00,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:01,174 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:01,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (748)] Ended with exit code 0 [2024-12-06 02:16:01,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:01,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:01,192 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:01,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:01,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:01,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:01,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:01,193 INFO L229 MonitoredProcess]: Starting monitored process 749 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:01,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (749)] Waiting until timeout for monitored process [2024-12-06 02:16:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:02,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:02,120 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:02,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:02,300 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:02,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (749)] Ended with exit code 0 [2024-12-06 02:16:02,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:02,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:02,325 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:02,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:02,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:02,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:02,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:02,326 INFO L229 MonitoredProcess]: Starting monitored process 750 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:02,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (750)] Waiting until timeout for monitored process [2024-12-06 02:16:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:03,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:03,349 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:03,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:03,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (750)] Ended with exit code 0 [2024-12-06 02:16:03,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:03,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:03,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:03,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:03,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:03,550 INFO L229 MonitoredProcess]: Starting monitored process 751 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:03,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (751)] Waiting until timeout for monitored process [2024-12-06 02:16:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:04,408 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:04,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:04,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:04,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:04,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (751)] Ended with exit code 0 [2024-12-06 02:16:04,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:04,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:04,618 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:04,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:04,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:04,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:04,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:04,619 INFO L229 MonitoredProcess]: Starting monitored process 752 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:04,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (752)] Waiting until timeout for monitored process [2024-12-06 02:16:05,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:05,558 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:05,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:05,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:05,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:05,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (752)] Ended with exit code 0 [2024-12-06 02:16:05,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:05,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:05,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:05,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:05,780 INFO L229 MonitoredProcess]: Starting monitored process 753 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:05,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (753)] Waiting until timeout for monitored process [2024-12-06 02:16:06,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:06,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:06,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:06,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:07,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:07,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (753)] Ended with exit code 0 [2024-12-06 02:16:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:07,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:07,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:07,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:07,059 INFO L229 MonitoredProcess]: Starting monitored process 754 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:07,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (754)] Waiting until timeout for monitored process [2024-12-06 02:16:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:08,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:08,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:08,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:08,364 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:08,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (754)] Ended with exit code 0 [2024-12-06 02:16:08,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:08,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:08,382 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:08,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:08,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:08,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:08,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:08,383 INFO L229 MonitoredProcess]: Starting monitored process 755 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:08,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (755)] Waiting until timeout for monitored process [2024-12-06 02:16:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:09,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:09,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:09,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:09,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:09,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (755)] Ended with exit code 0 [2024-12-06 02:16:09,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:09,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:09,497 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:09,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:09,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:09,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:09,498 INFO L229 MonitoredProcess]: Starting monitored process 756 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:09,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (756)] Waiting until timeout for monitored process [2024-12-06 02:16:10,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:10,457 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:10,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:10,476 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:10,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:10,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (756)] Ended with exit code 0 [2024-12-06 02:16:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:10,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:10,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:10,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:10,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:10,674 INFO L229 MonitoredProcess]: Starting monitored process 757 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:10,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (757)] Waiting until timeout for monitored process [2024-12-06 02:16:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:11,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:11,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:11,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:11,784 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:11,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (757)] Ended with exit code 0 [2024-12-06 02:16:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:11,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:11,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:11,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:11,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:11,803 INFO L229 MonitoredProcess]: Starting monitored process 758 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:11,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (758)] Waiting until timeout for monitored process [2024-12-06 02:16:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:12,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:12,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:12,659 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:12,847 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:12,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (758)] Ended with exit code 0 [2024-12-06 02:16:12,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:12,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:12,866 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:12,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:12,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:12,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:12,868 INFO L229 MonitoredProcess]: Starting monitored process 759 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:12,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (759)] Waiting until timeout for monitored process [2024-12-06 02:16:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:13,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:13,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:13,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:13,960 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:13,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (759)] Ended with exit code 0 [2024-12-06 02:16:13,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:13,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:13,979 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:13,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:13,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:13,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:13,980 INFO L229 MonitoredProcess]: Starting monitored process 760 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:13,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (760)] Waiting until timeout for monitored process [2024-12-06 02:16:15,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:15,006 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:15,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:15,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:15,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:15,238 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:15,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (760)] Ended with exit code 0 [2024-12-06 02:16:15,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:15,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:15,262 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:15,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:15,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:15,264 INFO L229 MonitoredProcess]: Starting monitored process 761 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:15,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (761)] Waiting until timeout for monitored process [2024-12-06 02:16:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:16,131 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:16,149 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:16,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:16,333 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:16,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (761)] Ended with exit code 0 [2024-12-06 02:16:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:16,352 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:16,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:16,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:16,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:16,353 INFO L229 MonitoredProcess]: Starting monitored process 762 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:16,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (762)] Waiting until timeout for monitored process [2024-12-06 02:16:17,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:17,351 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:17,372 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:17,373 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:17,571 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:17,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (762)] Ended with exit code 0 [2024-12-06 02:16:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:17,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:17,594 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:17,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:17,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:17,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:17,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:17,596 INFO L229 MonitoredProcess]: Starting monitored process 763 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:17,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (763)] Waiting until timeout for monitored process [2024-12-06 02:16:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:18,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:18,638 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:18,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:18,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (763)] Ended with exit code 0 [2024-12-06 02:16:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:18,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:18,899 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:18,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:18,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:18,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:18,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:18,900 INFO L229 MonitoredProcess]: Starting monitored process 764 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:18,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (764)] Waiting until timeout for monitored process [2024-12-06 02:16:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:19,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:19,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:19,823 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:19,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:20,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (764)] Ended with exit code 0 [2024-12-06 02:16:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:20,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:20,042 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:20,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:20,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:20,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:20,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:20,043 INFO L229 MonitoredProcess]: Starting monitored process 765 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:20,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (765)] Waiting until timeout for monitored process [2024-12-06 02:16:21,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:21,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:21,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:21,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:21,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (765)] Ended with exit code 0 [2024-12-06 02:16:21,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:21,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:21,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:21,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:21,277 INFO L229 MonitoredProcess]: Starting monitored process 766 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:21,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (766)] Waiting until timeout for monitored process [2024-12-06 02:16:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:22,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:22,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:22,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:22,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:22,479 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:22,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (766)] Ended with exit code 0 [2024-12-06 02:16:22,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:22,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:22,498 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:22,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:22,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:22,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:22,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:22,499 INFO L229 MonitoredProcess]: Starting monitored process 767 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:22,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (767)] Waiting until timeout for monitored process [2024-12-06 02:16:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:23,390 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:23,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:23,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:23,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:23,603 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:23,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (767)] Ended with exit code 0 [2024-12-06 02:16:23,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:23,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:23,621 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:23,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:23,621 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:23,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:23,623 INFO L229 MonitoredProcess]: Starting monitored process 768 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:23,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (768)] Waiting until timeout for monitored process [2024-12-06 02:16:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:24,503 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:24,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:24,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:24,888 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:24,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (768)] Ended with exit code 0 [2024-12-06 02:16:24,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:24,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:24,908 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:24,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:24,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:24,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:24,910 INFO L229 MonitoredProcess]: Starting monitored process 769 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:24,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (769)] Waiting until timeout for monitored process [2024-12-06 02:16:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:25,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:25,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:25,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:26,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (769)] Ended with exit code 0 [2024-12-06 02:16:26,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:26,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:26,224 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:26,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:26,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:26,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:26,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:26,225 INFO L229 MonitoredProcess]: Starting monitored process 770 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:26,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (770)] Waiting until timeout for monitored process [2024-12-06 02:16:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:27,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:27,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:27,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:27,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (770)] Ended with exit code 0 [2024-12-06 02:16:27,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:27,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:27,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:27,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:27,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:27,562 INFO L229 MonitoredProcess]: Starting monitored process 771 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:27,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (771)] Waiting until timeout for monitored process [2024-12-06 02:16:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:28,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:28,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:28,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:28,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (771)] Ended with exit code 0 [2024-12-06 02:16:28,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:28,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:28,756 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:28,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:28,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:28,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:28,758 INFO L229 MonitoredProcess]: Starting monitored process 772 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:28,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (772)] Waiting until timeout for monitored process [2024-12-06 02:16:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:29,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:29,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:29,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:29,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:29,926 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:29,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (772)] Ended with exit code 0 [2024-12-06 02:16:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:29,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:29,945 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:29,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:29,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:29,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:29,947 INFO L229 MonitoredProcess]: Starting monitored process 773 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:29,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (773)] Waiting until timeout for monitored process [2024-12-06 02:16:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:30,878 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:30,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:30,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:30,912 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:31,104 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:31,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (773)] Forceful destruction successful, exit code 0 [2024-12-06 02:16:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:31,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:31,124 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:31,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:31,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:31,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:31,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:31,126 INFO L229 MonitoredProcess]: Starting monitored process 774 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:31,126 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (774)] Waiting until timeout for monitored process [2024-12-06 02:16:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:32,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:32,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:32,205 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:32,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:32,373 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:32,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (774)] Ended with exit code 0 [2024-12-06 02:16:32,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:32,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:32,393 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:32,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:32,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:32,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:32,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:32,394 INFO L229 MonitoredProcess]: Starting monitored process 775 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:32,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (775)] Waiting until timeout for monitored process [2024-12-06 02:16:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:33,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:33,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:33,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:33,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (775)] Ended with exit code 0 [2024-12-06 02:16:33,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:33,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:33,631 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:33,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:33,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:33,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:33,632 INFO L229 MonitoredProcess]: Starting monitored process 776 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:33,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (776)] Waiting until timeout for monitored process [2024-12-06 02:16:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:34,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:34,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:34,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:34,767 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:34,780 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (776)] Ended with exit code 0 [2024-12-06 02:16:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:34,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:34,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:34,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:34,792 INFO L229 MonitoredProcess]: Starting monitored process 777 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:34,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (777)] Waiting until timeout for monitored process [2024-12-06 02:16:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:35,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:35,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:35,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:36,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:36,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (777)] Ended with exit code 0 [2024-12-06 02:16:36,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:36,076 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:36,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:36,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:36,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:36,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:36,078 INFO L229 MonitoredProcess]: Starting monitored process 778 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:36,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (778)] Waiting until timeout for monitored process [2024-12-06 02:16:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:37,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:37,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:37,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:37,368 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:37,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (778)] Ended with exit code 0 [2024-12-06 02:16:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:37,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:37,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:37,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:37,390 INFO L229 MonitoredProcess]: Starting monitored process 779 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:37,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (779)] Waiting until timeout for monitored process [2024-12-06 02:16:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:38,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:38,412 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:38,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:38,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:38,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (779)] Ended with exit code 0 [2024-12-06 02:16:38,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:38,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:38,630 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:38,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:38,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:38,631 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:38,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:38,632 INFO L229 MonitoredProcess]: Starting monitored process 780 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:38,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (780)] Waiting until timeout for monitored process [2024-12-06 02:16:39,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:39,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:39,667 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:39,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:39,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (780)] Ended with exit code 0 [2024-12-06 02:16:39,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:39,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:39,899 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:39,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:39,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:39,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:39,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:39,901 INFO L229 MonitoredProcess]: Starting monitored process 781 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:39,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (781)] Waiting until timeout for monitored process [2024-12-06 02:16:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:40,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:41,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:41,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:41,222 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (781)] Ended with exit code 0 [2024-12-06 02:16:41,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:41,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:41,232 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:41,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:41,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:41,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:41,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:41,233 INFO L229 MonitoredProcess]: Starting monitored process 782 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:41,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (782)] Waiting until timeout for monitored process [2024-12-06 02:16:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:42,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:42,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:42,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:42,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:42,491 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:42,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (782)] Ended with exit code 0 [2024-12-06 02:16:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:42,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:42,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:42,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:42,512 INFO L229 MonitoredProcess]: Starting monitored process 783 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:42,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (783)] Waiting until timeout for monitored process [2024-12-06 02:16:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:43,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:43,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:43,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:43,707 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:43,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (783)] Ended with exit code 0 [2024-12-06 02:16:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:43,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:43,727 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:43,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:43,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:43,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:43,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:43,729 INFO L229 MonitoredProcess]: Starting monitored process 784 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:43,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (784)] Waiting until timeout for monitored process [2024-12-06 02:16:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:44,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:44,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:44,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:44,942 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:44,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (784)] Ended with exit code 0 [2024-12-06 02:16:44,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:44,962 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:44,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:44,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:44,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:44,963 INFO L229 MonitoredProcess]: Starting monitored process 785 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:44,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (785)] Waiting until timeout for monitored process [2024-12-06 02:16:46,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:46,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:46,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:46,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:46,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (785)] Ended with exit code 0 [2024-12-06 02:16:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:46,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:46,238 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:46,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:46,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:46,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:46,240 INFO L229 MonitoredProcess]: Starting monitored process 786 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:46,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (786)] Waiting until timeout for monitored process [2024-12-06 02:16:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:47,206 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:47,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:47,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:16:47,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:47,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:47,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (786)] Ended with exit code 0 [2024-12-06 02:16:47,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:47,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:47,338 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:47,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:47,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:47,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:47,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:47,339 INFO L229 MonitoredProcess]: Starting monitored process 787 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:47,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (787)] Waiting until timeout for monitored process [2024-12-06 02:16:48,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:48,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:48,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:48,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:48,532 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:48,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (787)] Ended with exit code 0 [2024-12-06 02:16:48,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:48,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:48,552 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:48,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:48,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:48,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:48,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:48,554 INFO L229 MonitoredProcess]: Starting monitored process 788 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:48,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (788)] Waiting until timeout for monitored process [2024-12-06 02:16:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:49,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:49,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:49,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:49,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (788)] Ended with exit code 0 [2024-12-06 02:16:49,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:49,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:49,714 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:49,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:49,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:49,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:49,716 INFO L229 MonitoredProcess]: Starting monitored process 789 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:49,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (789)] Waiting until timeout for monitored process [2024-12-06 02:16:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:50,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:50,743 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:50,744 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:50,983 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (789)] Ended with exit code 0 [2024-12-06 02:16:50,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:50,990 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:50,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:50,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:50,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:50,991 INFO L229 MonitoredProcess]: Starting monitored process 790 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:50,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (790)] Waiting until timeout for monitored process [2024-12-06 02:16:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:51,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:51,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:51,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:52,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (790)] Ended with exit code 0 [2024-12-06 02:16:52,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:52,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:52,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:52,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:52,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:52,118 INFO L229 MonitoredProcess]: Starting monitored process 791 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:52,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (791)] Waiting until timeout for monitored process [2024-12-06 02:16:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:53,192 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:53,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:53,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:53,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (791)] Ended with exit code 0 [2024-12-06 02:16:53,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:53,383 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:53,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:53,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:53,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:53,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:53,385 INFO L229 MonitoredProcess]: Starting monitored process 792 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:53,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (792)] Waiting until timeout for monitored process [2024-12-06 02:16:54,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:54,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:54,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:54,440 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:54,636 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:54,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (792)] Ended with exit code 0 [2024-12-06 02:16:54,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:54,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:54,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:54,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:54,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:54,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:54,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:54,656 INFO L229 MonitoredProcess]: Starting monitored process 793 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:54,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (793)] Waiting until timeout for monitored process [2024-12-06 02:16:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:55,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:55,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:55,825 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:56,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (793)] Ended with exit code 0 [2024-12-06 02:16:56,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:56,047 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:56,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:56,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:56,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:56,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:56,048 INFO L229 MonitoredProcess]: Starting monitored process 794 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:56,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (794)] Waiting until timeout for monitored process [2024-12-06 02:16:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:57,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:57,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:57,107 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:57,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:57,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:57,350 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (794)] Ended with exit code 0 [2024-12-06 02:16:57,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:57,355 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:57,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:57,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:57,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:57,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:57,356 INFO L229 MonitoredProcess]: Starting monitored process 795 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:57,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (795)] Waiting until timeout for monitored process [2024-12-06 02:16:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:58,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:58,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:58,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:58,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (795)] Ended with exit code 0 [2024-12-06 02:16:58,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:58,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:58,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:58,711 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:58,711 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:58,712 INFO L229 MonitoredProcess]: Starting monitored process 796 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:58,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (796)] Waiting until timeout for monitored process [2024-12-06 02:16:59,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:59,744 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:16:59,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:16:59,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:16:59,764 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:16:59,972 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:16:59,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (796)] Ended with exit code 0 [2024-12-06 02:16:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:16:59,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:16:59,995 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:16:59,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:16:59,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:16:59,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:16:59,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:16:59,997 INFO L229 MonitoredProcess]: Starting monitored process 797 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:16:59,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (797)] Waiting until timeout for monitored process [2024-12-06 02:17:01,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:01,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:01,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:01,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:01,296 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:01,311 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (797)] Ended with exit code 0 [2024-12-06 02:17:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:01,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:01,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:01,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:01,318 INFO L229 MonitoredProcess]: Starting monitored process 798 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:01,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (798)] Waiting until timeout for monitored process [2024-12-06 02:17:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:02,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:02,337 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:02,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:02,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:02,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (798)] Ended with exit code 0 [2024-12-06 02:17:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:02,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:02,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:02,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:02,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:02,564 INFO L229 MonitoredProcess]: Starting monitored process 799 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:02,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (799)] Waiting until timeout for monitored process [2024-12-06 02:17:03,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:03,545 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:03,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:03,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:03,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (799)] Ended with exit code 0 [2024-12-06 02:17:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:03,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:03,781 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:03,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:03,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:03,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:03,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:03,782 INFO L229 MonitoredProcess]: Starting monitored process 800 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:03,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (800)] Waiting until timeout for monitored process [2024-12-06 02:17:04,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:04,743 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:04,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:04,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:04,760 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:04,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:04,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (800)] Ended with exit code 0 [2024-12-06 02:17:04,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:04,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:04,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:04,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:04,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:04,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:04,969 INFO L229 MonitoredProcess]: Starting monitored process 801 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:04,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (801)] Waiting until timeout for monitored process [2024-12-06 02:17:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:06,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:06,082 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:06,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:06,348 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:06,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (801)] Ended with exit code 0 [2024-12-06 02:17:06,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:06,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:06,368 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:06,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:06,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:06,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:06,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:06,369 INFO L229 MonitoredProcess]: Starting monitored process 802 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:06,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (802)] Waiting until timeout for monitored process [2024-12-06 02:17:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:07,379 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:07,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:07,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:07,606 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:07,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (802)] Ended with exit code 0 [2024-12-06 02:17:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:07,625 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:07,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:07,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:07,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:07,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:07,626 INFO L229 MonitoredProcess]: Starting monitored process 803 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:07,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (803)] Waiting until timeout for monitored process [2024-12-06 02:17:08,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:08,566 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:08,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:08,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:08,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:08,771 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:08,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (803)] Ended with exit code 0 [2024-12-06 02:17:08,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:08,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:08,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:08,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:08,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:08,792 INFO L229 MonitoredProcess]: Starting monitored process 804 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:08,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (804)] Waiting until timeout for monitored process [2024-12-06 02:17:09,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:09,813 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:09,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:09,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:09,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:10,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:10,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (804)] Ended with exit code 0 [2024-12-06 02:17:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:10,049 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:10,050 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:10,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:10,051 INFO L229 MonitoredProcess]: Starting monitored process 805 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:10,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (805)] Waiting until timeout for monitored process [2024-12-06 02:17:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:11,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:11,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:11,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:11,375 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (805)] Ended with exit code 0 [2024-12-06 02:17:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:11,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:11,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:11,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:11,382 INFO L229 MonitoredProcess]: Starting monitored process 806 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:11,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (806)] Waiting until timeout for monitored process [2024-12-06 02:17:12,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:12,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:12,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:12,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:12,629 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:12,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (806)] Ended with exit code 0 [2024-12-06 02:17:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:12,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:12,649 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:12,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:12,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:12,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:12,651 INFO L229 MonitoredProcess]: Starting monitored process 807 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:12,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (807)] Waiting until timeout for monitored process [2024-12-06 02:17:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:13,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:13,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:13,727 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:13,880 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:13,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (807)] Ended with exit code 0 [2024-12-06 02:17:13,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:13,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:13,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:13,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:13,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:13,905 INFO L229 MonitoredProcess]: Starting monitored process 808 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:13,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (808)] Waiting until timeout for monitored process [2024-12-06 02:17:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:14,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:15,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:15,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:15,182 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:15,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (808)] Forceful destruction successful, exit code 0 [2024-12-06 02:17:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:15,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:15,201 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:15,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:15,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:15,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:15,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:15,202 INFO L229 MonitoredProcess]: Starting monitored process 809 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:15,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (809)] Waiting until timeout for monitored process [2024-12-06 02:17:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:16,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:16,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:16,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:16,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:16,498 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:16,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (809)] Ended with exit code 0 [2024-12-06 02:17:16,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:16,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:16,518 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:16,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:16,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:16,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:16,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:16,520 INFO L229 MonitoredProcess]: Starting monitored process 810 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:16,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (810)] Waiting until timeout for monitored process [2024-12-06 02:17:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:17,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:17,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:17,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:17,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (810)] Ended with exit code 0 [2024-12-06 02:17:17,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:17,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:17,870 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:17,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:17,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:17,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:17,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:17,872 INFO L229 MonitoredProcess]: Starting monitored process 811 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:17,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (811)] Waiting until timeout for monitored process [2024-12-06 02:17:18,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:18,869 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:18,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:18,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:19,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (811)] Ended with exit code 0 [2024-12-06 02:17:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:19,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:19,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:19,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:19,119 INFO L229 MonitoredProcess]: Starting monitored process 812 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:19,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (812)] Waiting until timeout for monitored process [2024-12-06 02:17:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:20,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:20,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:20,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:20,451 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:20,466 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (812)] Ended with exit code 0 [2024-12-06 02:17:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:20,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:20,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:20,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:20,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:20,474 INFO L229 MonitoredProcess]: Starting monitored process 813 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:20,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (813)] Waiting until timeout for monitored process [2024-12-06 02:17:21,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:21,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:21,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:21,667 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:21,875 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:21,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (813)] Ended with exit code 0 [2024-12-06 02:17:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:21,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:21,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:21,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:21,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:21,895 INFO L229 MonitoredProcess]: Starting monitored process 814 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:21,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (814)] Waiting until timeout for monitored process [2024-12-06 02:17:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:22,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:22,828 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:22,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:23,030 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:23,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (814)] Ended with exit code 0 [2024-12-06 02:17:23,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:23,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:23,050 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:23,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:23,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:23,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:23,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:23,052 INFO L229 MonitoredProcess]: Starting monitored process 815 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:23,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (815)] Waiting until timeout for monitored process [2024-12-06 02:17:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:24,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:24,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:24,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:24,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (815)] Ended with exit code 0 [2024-12-06 02:17:24,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:24,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:24,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:24,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:24,303 INFO L229 MonitoredProcess]: Starting monitored process 816 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:24,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (816)] Waiting until timeout for monitored process [2024-12-06 02:17:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:25,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:25,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:25,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:25,531 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:25,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (816)] Ended with exit code 0 [2024-12-06 02:17:25,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:25,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:25,551 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:25,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:25,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:25,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:25,552 INFO L229 MonitoredProcess]: Starting monitored process 817 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:25,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (817)] Waiting until timeout for monitored process [2024-12-06 02:17:26,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:26,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:26,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:26,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:26,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:26,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:26,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (817)] Ended with exit code 0 [2024-12-06 02:17:26,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:26,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:26,756 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:26,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:26,757 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:26,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:26,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:26,758 INFO L229 MonitoredProcess]: Starting monitored process 818 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:26,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (818)] Waiting until timeout for monitored process [2024-12-06 02:17:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:27,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:27,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:27,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:27,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:28,055 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:28,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (818)] Ended with exit code 0 [2024-12-06 02:17:28,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:28,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:28,079 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:28,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:28,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:28,080 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:28,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:28,081 INFO L229 MonitoredProcess]: Starting monitored process 819 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:28,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (819)] Waiting until timeout for monitored process [2024-12-06 02:17:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:29,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:29,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:29,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:29,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:29,349 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (819)] Ended with exit code 0 [2024-12-06 02:17:29,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:29,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:29,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:29,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:29,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:29,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:29,356 INFO L229 MonitoredProcess]: Starting monitored process 820 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:29,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (820)] Waiting until timeout for monitored process [2024-12-06 02:17:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:30,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:30,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:30,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:30,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:30,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (820)] Forceful destruction successful, exit code 0 [2024-12-06 02:17:30,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:30,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:30,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:30,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:30,559 INFO L229 MonitoredProcess]: Starting monitored process 821 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:30,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (821)] Waiting until timeout for monitored process [2024-12-06 02:17:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:31,656 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:31,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:31,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:31,882 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (821)] Forceful destruction successful, exit code 0 [2024-12-06 02:17:31,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:31,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:31,894 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:31,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:31,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:31,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:31,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:31,895 INFO L229 MonitoredProcess]: Starting monitored process 822 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:31,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (822)] Waiting until timeout for monitored process [2024-12-06 02:17:32,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:32,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:32,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:32,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:32,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:33,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:33,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (822)] Ended with exit code 0 [2024-12-06 02:17:33,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:33,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:33,162 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:33,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:33,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:33,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:33,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:33,164 INFO L229 MonitoredProcess]: Starting monitored process 823 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:33,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (823)] Waiting until timeout for monitored process [2024-12-06 02:17:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:34,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:34,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:34,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:34,432 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:34,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (823)] Ended with exit code 0 [2024-12-06 02:17:34,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:34,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:34,453 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:34,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:34,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:34,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:34,454 INFO L229 MonitoredProcess]: Starting monitored process 824 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:34,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (824)] Waiting until timeout for monitored process [2024-12-06 02:17:35,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:35,509 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:35,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:35,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:35,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:35,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:35,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (824)] Ended with exit code 0 [2024-12-06 02:17:35,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:35,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:35,738 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:35,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:35,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:35,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:35,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:35,740 INFO L229 MonitoredProcess]: Starting monitored process 825 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:35,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (825)] Waiting until timeout for monitored process [2024-12-06 02:17:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:36,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:36,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:36,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:36,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:36,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (825)] Ended with exit code 0 [2024-12-06 02:17:36,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:36,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:36,966 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:36,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:36,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:36,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:36,967 INFO L229 MonitoredProcess]: Starting monitored process 826 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:36,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (826)] Waiting until timeout for monitored process [2024-12-06 02:17:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:38,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:38,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:38,044 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:38,258 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:38,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (826)] Ended with exit code 0 [2024-12-06 02:17:38,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:38,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:38,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:38,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:38,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:38,279 INFO L229 MonitoredProcess]: Starting monitored process 827 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:38,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (827)] Waiting until timeout for monitored process [2024-12-06 02:17:39,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:39,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:39,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:39,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:39,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:39,517 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:39,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (827)] Ended with exit code 0 [2024-12-06 02:17:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:39,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:39,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:39,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:39,538 INFO L229 MonitoredProcess]: Starting monitored process 828 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:39,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (828)] Waiting until timeout for monitored process [2024-12-06 02:17:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:40,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:40,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:40,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:40,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:40,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (828)] Ended with exit code 0 [2024-12-06 02:17:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:40,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:40,946 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:40,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:40,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:40,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:40,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:40,947 INFO L229 MonitoredProcess]: Starting monitored process 829 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:40,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (829)] Waiting until timeout for monitored process [2024-12-06 02:17:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:42,055 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:42,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:17:42,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:42,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:42,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (829)] Ended with exit code 0 [2024-12-06 02:17:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:42,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:42,196 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:42,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:42,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:42,196 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:42,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:42,198 INFO L229 MonitoredProcess]: Starting monitored process 830 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:42,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (830)] Waiting until timeout for monitored process [2024-12-06 02:17:43,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:43,324 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:43,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:43,340 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:43,341 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:43,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:43,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (830)] Ended with exit code 0 [2024-12-06 02:17:43,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:43,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:43,506 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:43,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:43,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:43,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:43,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:43,507 INFO L229 MonitoredProcess]: Starting monitored process 831 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:43,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (831)] Waiting until timeout for monitored process [2024-12-06 02:17:44,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:44,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:44,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:44,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:44,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:44,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (831)] Ended with exit code 0 [2024-12-06 02:17:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:44,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:44,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:44,740 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:44,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:44,742 INFO L229 MonitoredProcess]: Starting monitored process 832 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:44,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (832)] Waiting until timeout for monitored process [2024-12-06 02:17:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:45,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:45,825 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:45,826 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:46,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (832)] Ended with exit code 0 [2024-12-06 02:17:46,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:46,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:46,034 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:46,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:46,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:46,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:46,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:46,036 INFO L229 MonitoredProcess]: Starting monitored process 833 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:46,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (833)] Waiting until timeout for monitored process [2024-12-06 02:17:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:47,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:47,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:47,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:47,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:47,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (833)] Ended with exit code 0 [2024-12-06 02:17:47,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:47,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:47,297 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:47,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:47,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:47,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:47,299 INFO L229 MonitoredProcess]: Starting monitored process 834 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:47,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (834)] Waiting until timeout for monitored process [2024-12-06 02:17:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:48,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:48,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:48,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:48,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (834)] Ended with exit code 0 [2024-12-06 02:17:48,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:48,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:48,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:48,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:48,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:48,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:48,519 INFO L229 MonitoredProcess]: Starting monitored process 835 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:48,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (835)] Waiting until timeout for monitored process [2024-12-06 02:17:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:49,590 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:49,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:49,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:49,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (835)] Ended with exit code 0 [2024-12-06 02:17:49,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:49,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:49,864 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:49,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:49,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:49,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:49,865 INFO L229 MonitoredProcess]: Starting monitored process 836 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:49,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (836)] Waiting until timeout for monitored process [2024-12-06 02:17:50,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:50,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:50,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:50,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:51,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:51,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (836)] Ended with exit code 0 [2024-12-06 02:17:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:51,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:51,147 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:51,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:51,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:51,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:51,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:51,149 INFO L229 MonitoredProcess]: Starting monitored process 837 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:51,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (837)] Waiting until timeout for monitored process [2024-12-06 02:17:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:52,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:52,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:52,248 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:52,472 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:52,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (837)] Ended with exit code 0 [2024-12-06 02:17:52,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:52,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:52,493 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:52,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:52,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:52,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:52,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:52,495 INFO L229 MonitoredProcess]: Starting monitored process 838 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:52,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (838)] Waiting until timeout for monitored process [2024-12-06 02:17:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:53,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:53,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:53,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:53,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (838)] Ended with exit code 0 [2024-12-06 02:17:53,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:53,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:53,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:53,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:53,931 INFO L229 MonitoredProcess]: Starting monitored process 839 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:53,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (839)] Waiting until timeout for monitored process [2024-12-06 02:17:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:54,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:54,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:54,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:55,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (839)] Ended with exit code 0 [2024-12-06 02:17:55,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:55,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:55,197 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:55,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:55,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:55,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:55,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:55,199 INFO L229 MonitoredProcess]: Starting monitored process 840 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:55,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (840)] Waiting until timeout for monitored process [2024-12-06 02:17:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:56,269 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:56,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:56,291 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:56,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (840)] Ended with exit code 0 [2024-12-06 02:17:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:56,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:56,517 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:56,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:56,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:56,517 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:56,517 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:56,518 INFO L229 MonitoredProcess]: Starting monitored process 841 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:56,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (841)] Waiting until timeout for monitored process [2024-12-06 02:17:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:57,662 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:57,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:57,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:57,859 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:57,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (841)] Ended with exit code 0 [2024-12-06 02:17:57,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:57,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:57,882 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:57,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:57,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:57,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:57,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:57,883 INFO L229 MonitoredProcess]: Starting monitored process 842 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:57,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (842)] Waiting until timeout for monitored process [2024-12-06 02:17:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:58,874 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:17:58,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:17:58,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:17:58,892 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:17:59,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:17:59,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (842)] Ended with exit code 0 [2024-12-06 02:17:59,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:17:59,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:17:59,099 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:17:59,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:17:59,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:17:59,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:17:59,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:17:59,101 INFO L229 MonitoredProcess]: Starting monitored process 843 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:17:59,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (843)] Waiting until timeout for monitored process [2024-12-06 02:18:00,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:00,181 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:00,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:00,200 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:00,382 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:00,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (843)] Ended with exit code 0 [2024-12-06 02:18:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:00,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:00,403 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:00,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:00,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:00,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:00,404 INFO L229 MonitoredProcess]: Starting monitored process 844 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:00,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (844)] Waiting until timeout for monitored process [2024-12-06 02:18:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:01,481 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:01,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:01,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:01,717 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:01,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (844)] Ended with exit code 0 [2024-12-06 02:18:01,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:01,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:01,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:01,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:01,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:01,739 INFO L229 MonitoredProcess]: Starting monitored process 845 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:01,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (845)] Waiting until timeout for monitored process [2024-12-06 02:18:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:02,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:02,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:02,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:02,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:03,025 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:03,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (845)] Ended with exit code 0 [2024-12-06 02:18:03,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:03,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:03,046 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:03,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:03,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:03,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:03,047 INFO L229 MonitoredProcess]: Starting monitored process 846 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:03,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (846)] Waiting until timeout for monitored process [2024-12-06 02:18:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:04,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:04,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:04,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:04,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (846)] Ended with exit code 0 [2024-12-06 02:18:04,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:04,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:04,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:04,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:04,254 INFO L229 MonitoredProcess]: Starting monitored process 847 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:04,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (847)] Waiting until timeout for monitored process [2024-12-06 02:18:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:05,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:05,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:05,358 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:05,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:05,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (847)] Ended with exit code 0 [2024-12-06 02:18:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:05,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:05,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:05,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:05,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:05,576 INFO L229 MonitoredProcess]: Starting monitored process 848 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:05,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (848)] Waiting until timeout for monitored process [2024-12-06 02:18:06,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:06,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:06,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:06,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:06,884 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:06,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (848)] Ended with exit code 0 [2024-12-06 02:18:06,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:06,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:06,905 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:06,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:06,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:06,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:06,906 INFO L229 MonitoredProcess]: Starting monitored process 849 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:06,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (849)] Waiting until timeout for monitored process [2024-12-06 02:18:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:08,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:08,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:08,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:08,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (849)] Ended with exit code 0 [2024-12-06 02:18:08,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:08,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:08,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:08,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:08,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:08,336 INFO L229 MonitoredProcess]: Starting monitored process 850 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:08,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (850)] Waiting until timeout for monitored process [2024-12-06 02:18:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:09,427 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:09,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:09,443 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:09,613 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (850)] Ended with exit code 0 [2024-12-06 02:18:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:09,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:09,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:09,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:09,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:09,621 INFO L229 MonitoredProcess]: Starting monitored process 851 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:09,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (851)] Waiting until timeout for monitored process [2024-12-06 02:18:10,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:10,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:10,734 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:10,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:10,947 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (851)] Ended with exit code 0 [2024-12-06 02:18:10,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:10,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:10,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:10,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:10,954 INFO L229 MonitoredProcess]: Starting monitored process 852 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:10,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (852)] Waiting until timeout for monitored process [2024-12-06 02:18:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:12,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:12,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:12,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:12,054 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:12,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:12,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (852)] Ended with exit code 0 [2024-12-06 02:18:12,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:12,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:12,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:12,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:12,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:12,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:12,323 INFO L229 MonitoredProcess]: Starting monitored process 853 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:12,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (853)] Waiting until timeout for monitored process [2024-12-06 02:18:13,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:13,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:13,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:13,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:13,554 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:13,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:13,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (853)] Ended with exit code 0 [2024-12-06 02:18:13,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:13,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:13,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:13,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:13,788 INFO L229 MonitoredProcess]: Starting monitored process 854 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:13,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (854)] Waiting until timeout for monitored process [2024-12-06 02:18:14,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:14,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:14,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:14,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:14,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:15,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (854)] Ended with exit code 0 [2024-12-06 02:18:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:15,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:15,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:15,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:15,101 INFO L229 MonitoredProcess]: Starting monitored process 855 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:15,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (855)] Waiting until timeout for monitored process [2024-12-06 02:18:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:16,202 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:16,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:16,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:16,416 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:16,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (855)] Ended with exit code 0 [2024-12-06 02:18:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:16,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:16,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:16,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:16,440 INFO L229 MonitoredProcess]: Starting monitored process 856 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:16,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (856)] Waiting until timeout for monitored process [2024-12-06 02:18:17,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:17,561 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:17,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:17,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:17,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (856)] Ended with exit code 0 [2024-12-06 02:18:17,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:17,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:17,848 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:17,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:17,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:17,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:17,849 INFO L229 MonitoredProcess]: Starting monitored process 857 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:17,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (857)] Waiting until timeout for monitored process [2024-12-06 02:18:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:18,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:18,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:18,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:19,187 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:19,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (857)] Ended with exit code 0 [2024-12-06 02:18:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:19,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:19,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:19,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:19,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:19,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:19,210 INFO L229 MonitoredProcess]: Starting monitored process 858 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:19,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (858)] Waiting until timeout for monitored process [2024-12-06 02:18:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:20,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:20,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:20,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:20,499 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:20,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (858)] Ended with exit code 0 [2024-12-06 02:18:20,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:20,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:20,523 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:20,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:20,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:20,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:20,525 INFO L229 MonitoredProcess]: Starting monitored process 859 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:20,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (859)] Waiting until timeout for monitored process [2024-12-06 02:18:21,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:21,599 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:21,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:21,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:21,800 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:21,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (859)] Ended with exit code 0 [2024-12-06 02:18:21,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:21,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:21,824 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:21,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:21,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:21,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:21,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:21,825 INFO L229 MonitoredProcess]: Starting monitored process 860 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:21,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (860)] Waiting until timeout for monitored process [2024-12-06 02:18:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:22,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:22,981 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:22,981 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:23,192 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:23,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (860)] Ended with exit code 0 [2024-12-06 02:18:23,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:23,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:23,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:23,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:23,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:23,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:23,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:23,214 INFO L229 MonitoredProcess]: Starting monitored process 861 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:23,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (861)] Waiting until timeout for monitored process [2024-12-06 02:18:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:24,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:24,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:24,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:24,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:24,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (861)] Ended with exit code 0 [2024-12-06 02:18:24,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:24,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:24,610 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:24,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:24,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:24,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:24,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:24,611 INFO L229 MonitoredProcess]: Starting monitored process 862 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:24,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (862)] Waiting until timeout for monitored process [2024-12-06 02:18:25,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:25,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:25,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:25,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:25,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:25,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (862)] Ended with exit code 0 [2024-12-06 02:18:26,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:26,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:26,002 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:26,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:26,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:26,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:26,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:26,004 INFO L229 MonitoredProcess]: Starting monitored process 863 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:26,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (863)] Waiting until timeout for monitored process [2024-12-06 02:18:27,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:27,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:27,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:27,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:27,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:27,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (863)] Ended with exit code 0 [2024-12-06 02:18:27,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:27,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:27,477 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:27,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:27,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:27,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:27,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:27,478 INFO L229 MonitoredProcess]: Starting monitored process 864 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:27,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (864)] Waiting until timeout for monitored process [2024-12-06 02:18:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:28,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:28,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:28,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:28,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (864)] Ended with exit code 0 [2024-12-06 02:18:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:28,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:28,866 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:28,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:28,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:28,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:28,867 INFO L229 MonitoredProcess]: Starting monitored process 865 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:28,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (865)] Waiting until timeout for monitored process [2024-12-06 02:18:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:29,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:29,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:29,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:30,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (865)] Ended with exit code 0 [2024-12-06 02:18:30,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:30,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:30,180 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:30,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:30,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:30,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:30,181 INFO L229 MonitoredProcess]: Starting monitored process 866 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:30,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (866)] Waiting until timeout for monitored process [2024-12-06 02:18:31,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:31,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:31,370 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:31,371 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:31,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (866)] Ended with exit code 0 [2024-12-06 02:18:31,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:31,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:31,604 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:31,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:31,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:31,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:31,605 INFO L229 MonitoredProcess]: Starting monitored process 867 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:31,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (867)] Waiting until timeout for monitored process [2024-12-06 02:18:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:32,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:32,771 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:32,771 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:33,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (867)] Ended with exit code 0 [2024-12-06 02:18:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:33,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:33,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:33,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:33,043 INFO L229 MonitoredProcess]: Starting monitored process 868 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:33,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (868)] Waiting until timeout for monitored process [2024-12-06 02:18:34,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:34,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:34,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:34,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:34,419 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:34,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (868)] Ended with exit code 0 [2024-12-06 02:18:34,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:34,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:34,441 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:34,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:34,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:34,441 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:34,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:34,442 INFO L229 MonitoredProcess]: Starting monitored process 869 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:34,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (869)] Waiting until timeout for monitored process [2024-12-06 02:18:35,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:35,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:35,550 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:35,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:35,710 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:35,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (869)] Ended with exit code 0 [2024-12-06 02:18:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:35,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:35,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:35,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:35,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:35,732 INFO L229 MonitoredProcess]: Starting monitored process 870 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:35,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (870)] Waiting until timeout for monitored process [2024-12-06 02:18:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:36,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:36,923 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:36,924 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:37,129 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:37,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (870)] Ended with exit code 0 [2024-12-06 02:18:37,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:37,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:37,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:37,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:37,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:37,151 INFO L229 MonitoredProcess]: Starting monitored process 871 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:37,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (871)] Waiting until timeout for monitored process [2024-12-06 02:18:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:38,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:38,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:38,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:38,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:38,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (871)] Ended with exit code 0 [2024-12-06 02:18:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:38,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:38,507 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:38,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:38,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:38,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:38,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:38,508 INFO L229 MonitoredProcess]: Starting monitored process 872 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:38,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (872)] Waiting until timeout for monitored process [2024-12-06 02:18:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:39,701 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:39,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:39,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:39,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:39,922 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:39,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (872)] Ended with exit code 0 [2024-12-06 02:18:39,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:39,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:39,945 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:39,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:39,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:39,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:39,946 INFO L229 MonitoredProcess]: Starting monitored process 873 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:39,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (873)] Waiting until timeout for monitored process [2024-12-06 02:18:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:41,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:41,024 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:41,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:41,219 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:41,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (873)] Forceful destruction successful, exit code 0 [2024-12-06 02:18:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:41,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:41,241 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:41,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:41,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:41,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:41,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:41,243 INFO L229 MonitoredProcess]: Starting monitored process 874 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:41,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (874)] Waiting until timeout for monitored process [2024-12-06 02:18:42,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:42,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:42,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:42,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:42,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:42,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:42,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (874)] Ended with exit code 0 [2024-12-06 02:18:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:42,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:42,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:42,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:42,688 INFO L229 MonitoredProcess]: Starting monitored process 875 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:42,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (875)] Waiting until timeout for monitored process [2024-12-06 02:18:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:43,745 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:43,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:43,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:18:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:18:43,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (875)] Ended with exit code 0 [2024-12-06 02:18:43,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:18:43,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:18:43,984 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:18:43,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:18:43,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:18:43,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:18:43,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:18:43,986 INFO L229 MonitoredProcess]: Starting monitored process 876 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:18:43,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70759e47-a77f-440b-83f3-f886e806189e/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (876)] Waiting until timeout for monitored process [2024-12-06 02:18:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:45,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:18:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:18:45,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:18:45,232 INFO L279 TraceCheckSpWp]: Computing forward predicates...