./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1231.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_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/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_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1231.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/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_ae12e779-09c3-4fba-a877-527217a57098/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 7acfe881669b731d03fc8aee9db955b71d947923db9c9de4e28fcb386b44b191 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:29:04,616 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:29:04,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:29:04,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:29:04,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:29:04,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:29:04,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:29:04,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:29:04,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:29:04,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:29:04,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:29:04,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:29:04,699 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:29:04,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:29:04,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:29:04,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:29:04,700 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:29:04,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:29:04,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:29:04,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:29:04,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:29:04,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:29:04,701 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:29:04,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:29:04,701 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_ae12e779-09c3-4fba-a877-527217a57098/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 -> 7acfe881669b731d03fc8aee9db955b71d947923db9c9de4e28fcb386b44b191 [2024-12-06 02:29:04,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:29:04,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:29:04,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:29:04,951 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:29:04,952 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:29:04,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1231.c [2024-12-06 02:29:07,595 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/608f33cb1/00514df7a7fa4875948a142f37b5110e/FLAG5a01dc98c [2024-12-06 02:29:07,788 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:29:07,789 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c [2024-12-06 02:29:07,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/608f33cb1/00514df7a7fa4875948a142f37b5110e/FLAG5a01dc98c [2024-12-06 02:29:07,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/608f33cb1/00514df7a7fa4875948a142f37b5110e [2024-12-06 02:29:07,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:29:07,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:29:07,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:07,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:29:07,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:29:07,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:07" (1/1) ... [2024-12-06 02:29:07,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c98db8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:07, skipping insertion in model container [2024-12-06 02:29:07,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:07" (1/1) ... [2024-12-06 02:29:07,827 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:29:07,927 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-06 02:29:07,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@56c3dc96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:07, skipping insertion in model container [2024-12-06 02:29:07,928 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:07,928 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-06 02:29:07,929 INFO L158 Benchmark]: Toolchain (without parser) took 118.12ms. Allocated memory is still 142.6MB. Free memory was 116.6MB in the beginning and 108.0MB in the end (delta: 8.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:29:07,930 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:07,930 INFO L158 Benchmark]: CACSL2BoogieTranslator took 116.37ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 108.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:29:07,931 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 116.37ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 108.0MB in the end (delta: 8.4MB). 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_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/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_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1231.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/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_ae12e779-09c3-4fba-a877-527217a57098/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 7acfe881669b731d03fc8aee9db955b71d947923db9c9de4e28fcb386b44b191 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:29:09,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:29:09,785 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:29:09,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:29:09,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:29:09,810 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:29:09,811 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:29:09,811 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:29:09,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:29:09,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:29:09,812 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:29:09,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:29:09,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:09,813 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:29:09,813 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_ae12e779-09c3-4fba-a877-527217a57098/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 -> 7acfe881669b731d03fc8aee9db955b71d947923db9c9de4e28fcb386b44b191 [2024-12-06 02:29:10,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:29:10,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:29:10,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:29:10,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:29:10,058 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:29:10,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_1231.c [2024-12-06 02:29:12,766 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/7b321dc3b/9a9f955361504564a933b3cf700a1136/FLAG4b2c8902a [2024-12-06 02:29:12,929 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:29:12,930 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c [2024-12-06 02:29:12,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/7b321dc3b/9a9f955361504564a933b3cf700a1136/FLAG4b2c8902a [2024-12-06 02:29:13,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/data/7b321dc3b/9a9f955361504564a933b3cf700a1136 [2024-12-06 02:29:13,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:29:13,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:29:13,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:13,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:29:13,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:29:13,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4441d6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13, skipping insertion in model container [2024-12-06 02:29:13,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:29:13,463 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_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c[1835,1848] [2024-12-06 02:29:13,466 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_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c[1994,2007] [2024-12-06 02:29:13,467 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:29:13,478 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:29:13,493 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_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c[1835,1848] [2024-12-06 02:29:13,494 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_ae12e779-09c3-4fba-a877-527217a57098/sv-benchmarks/c/float-newlib/float_req_bl_1231.c[1994,2007] [2024-12-06 02:29:13,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:29:13,507 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:29:13,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13 WrapperNode [2024-12-06 02:29:13,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:29:13,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:29:13,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:29:13,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:29:13,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,522 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,539 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-12-06 02:29:13,539 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:29:13,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:29:13,540 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:29:13,540 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:29:13,547 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,556 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,561 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,565 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:29:13,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:29:13,566 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:29:13,566 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:29:13,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:29:13,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:29:13,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:29:13,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:29:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:29:13,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_float [2024-12-06 02:29:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_float [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-12-06 02:29:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:29:13,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:29:13,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:29:13,676 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:29:13,677 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:29:13,860 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-12-06 02:29:13,860 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:29:13,930 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:29:13,930 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:29:13,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:29:13 BoogieIcfgContainer [2024-12-06 02:29:13,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:29:13,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:29:13,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:29:13,941 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:29:13,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:29:13" (1/1) ... [2024-12-06 02:29:13,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:29:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-12-06 02:29:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-12-06 02:29:13,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:29:13,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:14,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:14,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:14,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:14,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:29:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:14,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 02:29:14,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:14,199 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 02:29:14,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:29:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:14,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2024-12-06 02:29:14,233 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2024-12-06 02:29:14,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 02:29:14,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:14,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:14,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:14,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:14,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:29:14,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,358 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:14,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:29:14,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:14,406 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 02:29:14,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:29:14,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 63 transitions. [2024-12-06 02:29:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2024-12-06 02:29:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 02:29:14,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:14,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:14,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:14,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:14,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:29:14,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:29:14,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:14,615 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 02:29:14,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:29:14,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2024-12-06 02:29:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2024-12-06 02:29:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:14,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:14,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:14,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:14,657 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:14,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:29:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,840 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:14,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:14,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:14,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:15,498 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 02:29:15,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:29:16,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:16,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:16,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:16,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:16,370 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:16,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:29:16,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:16,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:16,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:16,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:16,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:16,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:29:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:16,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:16,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:16,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:16,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:16,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:16,879 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:16,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:29:17,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:17,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,090 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:17,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:17,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:17,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:29:17,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:17,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:17,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:17,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:17,323 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:17,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:29:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:17,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:17,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:29:17,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:17,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:17,779 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:17,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:17,779 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:17,779 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:17,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:17,781 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:17,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:29:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:17,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:17,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:18,209 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 02:29:18,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:29:18,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:18,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:18,225 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:18,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:18,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:18,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:18,228 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:18,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:29:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:18,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:18,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:18,454 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:18,455 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:18,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:29:18,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:18,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:18,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:18,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:18,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:18,639 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:18,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:29:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:18,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:18,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:18,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:18,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:19,093 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 02:29:19,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:29:19,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:19,109 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:19,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:19,110 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:19,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:19,112 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:19,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:29:19,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:19,290 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:19,309 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:19,310 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:19,484 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 02:29:19,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:29:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:19,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:19,497 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:19,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:19,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:19,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:19,499 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:19,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:29:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:19,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:19,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:19,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:19,901 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 02:29:19,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:29:19,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:19,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:19,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:19,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:19,916 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:19,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:19,918 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:19,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:29:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:20,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:20,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:29:20,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:20,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:20,291 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:20,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:20,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:20,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:20,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:20,293 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:20,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:29:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,495 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:20,496 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:20,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:20,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:29:20,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:20,672 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:20,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:20,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:20,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:20,674 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:20,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:29:20,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:20,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:20,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:20,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:21,043 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 02:29:21,045 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:29:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:21,059 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:21,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:21,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:21,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:21,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:21,061 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:21,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:29:21,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:21,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:21,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:21,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:21,420 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 02:29:21,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:29:21,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:21,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:21,432 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:21,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:21,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:21,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:21,434 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:21,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:29:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:21,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:21,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:21,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:21,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:21,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:21,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:29:21,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:21,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:21,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:21,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:21,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:21,823 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:21,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:29:21,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:21,996 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:22,014 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:22,015 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:22,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:29:22,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:22,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:22,230 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:22,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:22,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:22,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:22,233 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:22,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:29:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:22,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:22,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:22,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:22,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:22,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:29:22,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:22,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:22,666 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:22,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:22,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:22,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:22,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:22,668 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:22,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:29:22,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:22,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:22,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:22,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:23,014 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 02:29:23,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:29:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:23,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:23,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:23,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:23,027 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:23,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:29:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:23,210 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:23,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:29:23,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:23,499 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 02:29:23,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:29:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:23,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:23,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:23,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:23,575 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:23,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:29:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:23,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:23,783 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:23,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:23,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:29:23,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:23,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:23,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:23,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:23,989 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:23,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:29:24,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:24,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:24,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:24,407 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 02:29:24,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:29:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:24,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:24,416 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:24,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:24,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:24,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:24,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:24,418 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:24,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:29:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,596 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:24,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,615 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:24,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:24,763 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 02:29:24,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:29:24,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:24,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:24,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:24,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:24,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:24,777 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:24,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:29:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:24,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:24,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:25,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:29:25,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:25,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:25,162 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:25,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:25,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:25,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:25,164 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:25,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:29:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:25,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:25,395 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:25,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:25,550 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 02:29:25,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:29:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:25,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:25,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:25,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:25,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:25,564 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:25,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:29:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:25,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:25,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:25,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:25,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:25,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:29:25,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:25,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:25,922 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:25,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:25,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:25,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:25,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:25,924 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:25,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:29:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,127 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,150 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:26,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:26,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:26,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:29:26,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:26,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:26,304 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:26,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:26,304 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:26,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:26,306 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:26,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:29:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:26,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:26,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:26,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:29:26,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:26,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:26,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:26,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:26,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:26,657 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:26,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:29:26,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:26,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:26,992 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 02:29:26,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:27,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:27,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:27,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:27,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:27,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:27,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:27,003 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:27,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:29:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:27,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:27,371 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:27,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:29:27,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:27,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:27,382 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:27,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:27,382 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:27,382 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:27,384 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:27,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:29:27,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:27,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:27,585 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:27,734 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:27,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:29:27,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:27,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:27,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:27,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:27,745 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:27,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:29:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:27,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:27,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:28,092 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:28,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:29:28,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:28,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:28,103 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:28,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:28,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:28,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:28,105 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:28,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:29:28,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:28,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:28,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:28,316 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:28,485 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 02:29:28,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:29:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:28,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:28,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:28,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:28,501 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:28,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:29:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:28,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:28,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:28,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:28,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:28,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:28,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:28,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:28,884 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:28,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:28,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:28,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:28,886 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:28,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:29:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:29,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:29,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:29,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:29:29,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:29,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:29,245 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:29,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:29,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:29,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:29,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:29,247 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:29,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:29:29,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:29,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:29,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:29,615 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 02:29:29,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:29:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:29,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:29,625 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:29,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:29,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:29,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:29,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:29,627 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:29,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:29:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:29,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:29,836 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:29,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:29,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:29,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:29:29,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:29,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:29,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:29,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:29,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:29,980 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:29,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:29:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:30,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:30,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:30,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:29:30,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:30,335 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:30,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:30,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:30,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:30,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:30,337 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:30,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:29:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,556 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:30,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:30,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:30,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:29:30,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:30,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:30,749 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:30,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:30,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:30,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:30,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:30,751 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:30,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:29:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:30,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:30,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:30,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:31,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:29:31,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:31,139 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:31,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:31,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:31,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:31,141 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:31,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:29:31,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:31,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:31,351 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:31,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:31,479 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 02:29:31,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:29:31,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:31,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:31,490 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:31,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:31,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:31,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:31,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:31,492 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:31,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:29:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:31,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:31,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:31,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:31,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:31,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:29:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:31,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:31,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:31,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:31,889 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:31,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:29:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:32,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:32,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:32,270 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 02:29:32,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:29:32,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:32,282 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:32,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:32,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:32,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:32,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:32,284 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:32,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:29:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:32,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:32,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:32,650 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 02:29:32,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:29:32,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:32,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:32,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:32,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:32,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:32,662 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:32,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:29:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:32,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:32,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:33,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:33,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:29:33,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:33,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:33,030 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:33,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:33,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:33,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:33,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:33,032 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:33,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:29:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:33,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:33,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:33,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:33,460 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 02:29:33,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:29:33,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:33,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:33,471 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:33,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:33,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:33,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:33,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:33,473 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:33,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:29:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:33,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:33,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:33,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:33,853 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 02:29:33,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:29:33,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:33,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:33,862 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:33,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:33,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:33,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:33,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:33,864 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:33,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:29:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,091 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:34,091 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:34,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:34,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-12-06 02:29:34,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:34,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:34,239 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:34,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:34,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:34,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:34,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:34,240 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:34,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-12-06 02:29:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:34,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:34,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:34,583 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:34,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-12-06 02:29:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:34,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:34,593 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:34,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:34,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:34,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:34,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:34,595 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:34,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-12-06 02:29:34,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,810 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:34,832 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:34,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:35,007 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 02:29:35,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-12-06 02:29:35,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:35,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:35,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:35,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:35,018 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:35,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-12-06 02:29:35,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:35,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:35,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:35,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:35,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:35,432 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 02:29:35,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-12-06 02:29:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:35,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:35,444 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:35,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:35,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:35,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:35,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:35,446 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:35,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-12-06 02:29:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:35,644 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:35,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:35,669 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:35,850 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 02:29:35,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-12-06 02:29:35,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:35,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:35,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:35,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:35,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:35,862 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:35,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-12-06 02:29:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:36,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:36,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:36,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:36,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-12-06 02:29:36,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:36,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:36,261 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:36,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:36,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:36,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:36,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:36,263 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:36,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-12-06 02:29:36,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,458 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:36,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:36,479 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:36,619 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 02:29:36,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-12-06 02:29:36,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:36,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:36,629 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:36,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:36,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:36,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:36,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:36,631 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:36,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-12-06 02:29:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:36,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:36,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:37,045 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:37,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-12-06 02:29:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:37,054 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:37,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:37,055 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:37,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:37,056 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:37,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-12-06 02:29:37,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:37,272 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:37,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:37,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:37,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:37,447 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:37,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-12-06 02:29:37,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:37,457 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:37,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:37,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:37,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:37,462 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:37,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-12-06 02:29:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:37,678 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:37,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:37,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:37,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:37,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-12-06 02:29:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:37,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:37,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:37,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:37,858 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:37,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-12-06 02:29:38,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:38,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,083 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:38,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:38,295 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 02:29:38,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-12-06 02:29:38,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:38,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:38,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:38,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:38,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:38,307 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:38,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-12-06 02:29:38,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,543 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:38,544 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:38,717 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 02:29:38,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-12-06 02:29:38,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:38,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:38,729 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:38,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:38,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:38,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:38,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:38,730 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:38,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-12-06 02:29:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,956 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:38,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:38,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:39,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-12-06 02:29:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:39,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:39,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:39,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:39,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:39,147 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:39,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-12-06 02:29:39,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:39,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:39,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:39,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:39,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-12-06 02:29:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:39,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:39,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:39,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:39,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:39,578 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:39,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-12-06 02:29:39,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:39,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:39,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:39,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:39,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:39,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2024-12-06 02:29:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:39,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:39,976 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:39,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:39,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:39,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:39,978 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:39,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-12-06 02:29:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:40,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:40,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:40,261 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:40,262 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:40,429 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 02:29:40,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-12-06 02:29:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:40,442 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:40,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:40,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:40,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:40,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:40,444 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:40,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-12-06 02:29:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:40,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:40,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:40,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:40,883 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 02:29:40,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-12-06 02:29:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:40,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:40,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:40,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:40,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:40,896 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:40,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-12-06 02:29:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:41,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:41,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:41,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:41,329 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 02:29:41,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:41,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:41,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:41,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:41,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:41,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:41,342 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:41,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-12-06 02:29:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:41,579 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:41,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:41,613 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:41,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:41,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-12-06 02:29:41,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:41,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:41,816 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:41,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:41,816 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:41,816 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:41,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:41,818 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:41,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-12-06 02:29:42,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:42,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:42,072 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:42,248 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 02:29:42,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-12-06 02:29:42,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:42,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:42,259 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:42,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:42,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:42,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:42,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:42,261 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:42,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-12-06 02:29:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:42,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:42,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-12-06 02:29:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:42,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:42,713 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:42,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:42,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:42,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:42,715 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:42,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-12-06 02:29:42,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:42,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:42,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:43,136 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 02:29:43,138 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-12-06 02:29:43,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:43,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:43,147 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:43,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:43,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:43,148 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:43,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-12-06 02:29:43,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:43,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:43,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:43,395 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:43,577 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2024-12-06 02:29:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:43,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:43,589 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:43,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:43,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:43,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:43,590 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:43,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-12-06 02:29:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:43,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:43,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:43,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:44,011 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 02:29:44,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-12-06 02:29:44,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:44,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:44,022 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:44,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:44,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:44,023 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:44,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:44,024 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:44,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-12-06 02:29:44,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:44,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:44,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:44,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:44,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:44,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2024-12-06 02:29:44,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:44,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:44,439 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:44,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:44,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:44,440 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:44,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:44,441 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:44,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-12-06 02:29:44,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:44,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:44,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:44,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:44,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:44,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2024-12-06 02:29:44,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:44,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:44,804 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:44,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:44,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:44,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:44,806 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:44,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-12-06 02:29:45,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:45,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:45,253 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 02:29:45,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (76)] Ended with exit code 0 [2024-12-06 02:29:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:45,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:45,263 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:45,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:45,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:45,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:45,265 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:45,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-12-06 02:29:45,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:45,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:45,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:45,709 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:45,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2024-12-06 02:29:45,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:45,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:45,720 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:45,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:45,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:45,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:45,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:45,722 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:45,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-12-06 02:29:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:45,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:45,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:46,104 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 02:29:46,107 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2024-12-06 02:29:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:46,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:46,115 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:46,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:46,116 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:46,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-12-06 02:29:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:46,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:46,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:46,387 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:46,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:46,570 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 02:29:46,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2024-12-06 02:29:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:46,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:46,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:46,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:46,582 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:46,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-12-06 02:29:46,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:46,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:46,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:46,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:46,832 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:47,000 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 02:29:47,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (80)] Ended with exit code 0 [2024-12-06 02:29:47,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:47,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:47,011 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:47,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:47,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:47,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:47,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:47,012 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:47,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-12-06 02:29:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:47,258 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:47,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:47,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:47,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (81)] Ended with exit code 0 [2024-12-06 02:29:47,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:47,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:47,465 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:47,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:47,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:47,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:47,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:47,466 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:47,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-12-06 02:29:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:47,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:47,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:47,716 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:47,847 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 02:29:47,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (82)] Ended with exit code 0 [2024-12-06 02:29:47,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:47,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:47,857 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:47,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:47,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:47,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:47,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:47,859 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:47,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-12-06 02:29:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:48,099 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:48,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:48,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:48,282 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 02:29:48,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (83)] Ended with exit code 0 [2024-12-06 02:29:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:48,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:48,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:48,295 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:48,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:48,297 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:48,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-12-06 02:29:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:48,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:48,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:48,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:48,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:48,710 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 02:29:48,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-12-06 02:29:48,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:48,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:48,721 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:48,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:48,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:48,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:48,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:48,722 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:48,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-12-06 02:29:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:48,978 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:49,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:49,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:49,181 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 02:29:49,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:49,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:49,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:49,190 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:49,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:49,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:49,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:49,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:49,191 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:49,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-12-06 02:29:49,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:49,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:49,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:49,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:49,622 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 02:29:49,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (86)] Ended with exit code 0 [2024-12-06 02:29:49,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:49,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:49,635 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:49,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:49,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:49,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:49,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:49,636 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:49,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-12-06 02:29:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:49,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:49,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:49,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:49,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:50,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:50,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (87)] Ended with exit code 0 [2024-12-06 02:29:50,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:50,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:50,081 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:50,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:50,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:50,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:50,083 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:50,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-12-06 02:29:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:50,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:50,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:50,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:50,537 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 02:29:50,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (88)] Forceful destruction successful, exit code 0 [2024-12-06 02:29:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:50,548 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:50,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:50,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:50,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:50,550 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:50,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-12-06 02:29:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:50,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:50,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:50,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:50,953 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:50,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-12-06 02:29:50,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:50,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:50,964 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:50,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:50,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:50,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:50,965 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:50,966 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:50,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-12-06 02:29:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:51,225 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:51,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:51,256 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:51,257 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:51,399 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 02:29:51,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (90)] Ended with exit code 0 [2024-12-06 02:29:51,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:51,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:51,408 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:51,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:51,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:51,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:51,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:51,409 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:51,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-12-06 02:29:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:51,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:51,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:51,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:51,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:51,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:51,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2024-12-06 02:29:51,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:51,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:51,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:51,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:51,881 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:51,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:51,883 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:51,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-12-06 02:29:52,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:52,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:52,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:52,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:52,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:52,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (92)] Ended with exit code 0 [2024-12-06 02:29:52,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:52,332 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:52,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:52,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:52,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:52,334 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:52,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-12-06 02:29:52,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:52,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:52,616 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:52,617 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:52,802 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 02:29:52,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (93)] Ended with exit code 0 [2024-12-06 02:29:52,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:52,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:52,812 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:52,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:52,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:52,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:52,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:52,814 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:52,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-12-06 02:29:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:53,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:53,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:53,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:53,230 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 02:29:53,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2024-12-06 02:29:53,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:53,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:53,240 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:53,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:53,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:53,240 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:53,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:53,242 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:53,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-12-06 02:29:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:53,517 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:53,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:53,535 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:53,713 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:53,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (95)] Ended with exit code 0 [2024-12-06 02:29:53,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:53,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:53,724 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:53,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:53,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:53,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:53,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:53,726 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:53,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-12-06 02:29:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:53,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:54,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:54,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:54,202 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 02:29:54,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-12-06 02:29:54,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:54,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:54,213 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:54,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:54,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:54,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:54,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:54,215 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:54,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-12-06 02:29:54,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:54,478 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:54,499 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:54,500 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:54,641 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 02:29:54,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (97)] Ended with exit code 0 [2024-12-06 02:29:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:54,652 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:54,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:54,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:54,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:54,653 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:54,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-12-06 02:29:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:54,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:54,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:54,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:54,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:55,087 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 02:29:55,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (98)] Ended with exit code 0 [2024-12-06 02:29:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:55,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:55,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:55,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:55,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:55,100 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:55,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-12-06 02:29:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:55,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:55,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:55,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:55,384 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:55,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:55,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (99)] Ended with exit code 0 [2024-12-06 02:29:55,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:55,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:55,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:55,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:55,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:55,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:55,573 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:55,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-12-06 02:29:55,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:55,806 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:55,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:55,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:55,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:55,947 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:55,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-12-06 02:29:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:55,958 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:55,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:55,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:55,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:55,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:55,960 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:55,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-12-06 02:29:56,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:56,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:56,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:56,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:56,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-12-06 02:29:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:56,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:56,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:56,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:56,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:56,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:56,425 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:56,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-12-06 02:29:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:56,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:56,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:56,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:56,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:56,859 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 02:29:56,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-12-06 02:29:56,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:56,869 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:56,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:56,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:56,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:56,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:56,871 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:56,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-12-06 02:29:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:57,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:57,175 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:57,176 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:57,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:57,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (103)] Ended with exit code 0 [2024-12-06 02:29:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:57,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:57,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:57,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:57,371 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:57,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-12-06 02:29:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:57,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:57,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:57,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:57,698 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:57,846 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:57,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (104)] Ended with exit code 0 [2024-12-06 02:29:57,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:57,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:57,855 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:57,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:57,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:57,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:57,857 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:57,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-12-06 02:29:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:58,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:58,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:58,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:58,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:58,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-12-06 02:29:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:58,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:58,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:58,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:58,375 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:58,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-12-06 02:29:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:58,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:58,642 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:58,643 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:58,837 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 02:29:58,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2024-12-06 02:29:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:58,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:58,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:58,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:58,851 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:58,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-12-06 02:29:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:59,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:59,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:59,156 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:59,158 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:59,326 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:59,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-12-06 02:29:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:59,338 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:59,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:59,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:59,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:59,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:59,340 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:59,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-12-06 02:29:59,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:59,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:59,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:29:59,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:29:59,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:29:59,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-12-06 02:29:59,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:29:59,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:29:59,828 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:29:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:29:59,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:29:59,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:29:59,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:29:59,830 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:29:59,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-12-06 02:30:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:00,089 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:00,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:00,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:00,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (109)] Ended with exit code 0 [2024-12-06 02:30:00,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:00,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:00,278 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:00,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:00,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:00,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:00,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:00,280 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:00,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-12-06 02:30:00,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:00,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:00,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:00,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:00,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (110)] Ended with exit code 0 [2024-12-06 02:30:00,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:00,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:00,722 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:00,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:00,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:00,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:00,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:00,723 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:00,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-12-06 02:30:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:01,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:01,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:01,182 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 02:30:01,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (111)] Ended with exit code 0 [2024-12-06 02:30:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:01,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:01,193 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:01,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:01,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:01,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:01,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:01,195 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:01,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-12-06 02:30:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,486 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:01,487 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:01,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (112)] Ended with exit code 0 [2024-12-06 02:30:01,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:01,649 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:01,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:01,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:01,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:01,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:01,650 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:01,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-12-06 02:30:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,935 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:01,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:01,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:02,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:02,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (113)] Ended with exit code 0 [2024-12-06 02:30:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:02,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:02,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:02,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:02,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:02,136 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:02,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-12-06 02:30:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:02,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:02,427 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:02,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:02,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:02,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (114)] Ended with exit code 0 [2024-12-06 02:30:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:02,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:02,610 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:02,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:02,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:02,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:02,612 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:02,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-12-06 02:30:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:02,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:02,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:02,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:03,040 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 02:30:03,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2024-12-06 02:30:03,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:03,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:03,051 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:03,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:03,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:03,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:03,053 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:03,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-12-06 02:30:03,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:03,332 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:03,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:03,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:03,491 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 02:30:03,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (116)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:03,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:03,502 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:03,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:03,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:03,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:03,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:03,504 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:03,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-12-06 02:30:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:03,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:03,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:03,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:03,998 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 02:30:04,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (117)] Ended with exit code 0 [2024-12-06 02:30:04,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:04,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:04,009 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:04,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:04,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:04,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:04,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:04,010 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:04,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2024-12-06 02:30:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:04,295 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:04,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:04,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:04,457 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2024-12-06 02:30:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:04,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:04,466 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:04,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:04,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:04,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:04,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:04,468 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:04,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Waiting until timeout for monitored process [2024-12-06 02:30:04,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:04,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:04,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:04,782 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:04,783 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:04,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:04,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (119)] Ended with exit code 0 [2024-12-06 02:30:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:04,966 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:04,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:04,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:04,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:04,968 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:04,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Waiting until timeout for monitored process [2024-12-06 02:30:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:05,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:05,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:05,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:05,266 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:05,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (120)] Ended with exit code 0 [2024-12-06 02:30:05,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:05,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:05,424 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:05,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:05,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:05,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:05,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:05,426 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:05,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2024-12-06 02:30:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:05,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:05,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:05,699 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:05,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:05,855 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2024-12-06 02:30:05,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:05,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:05,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:05,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:05,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:05,865 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:05,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Waiting until timeout for monitored process [2024-12-06 02:30:06,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:06,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:06,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:06,186 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:06,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:06,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (122)] Ended with exit code 0 [2024-12-06 02:30:06,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:06,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:06,372 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:06,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:06,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:06,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:06,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:06,374 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:06,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Waiting until timeout for monitored process [2024-12-06 02:30:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:06,634 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:06,653 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:06,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:06,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:06,847 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (123)] Ended with exit code 0 [2024-12-06 02:30:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:06,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:06,854 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:06,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:06,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:06,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:06,856 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:06,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2024-12-06 02:30:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:07,141 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:07,159 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:07,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:07,328 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 02:30:07,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2024-12-06 02:30:07,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:07,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:07,339 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:07,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:07,339 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:07,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:07,341 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:07,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Waiting until timeout for monitored process [2024-12-06 02:30:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:07,645 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:07,662 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:07,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:07,818 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 02:30:07,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (125)] Ended with exit code 0 [2024-12-06 02:30:07,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:07,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:07,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:07,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:07,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:07,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:07,831 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:07,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Waiting until timeout for monitored process [2024-12-06 02:30:08,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:08,135 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:08,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:08,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:08,297 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 02:30:08,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (126)] Ended with exit code 0 [2024-12-06 02:30:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:08,308 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:08,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:08,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:08,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:08,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:08,310 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:08,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2024-12-06 02:30:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:08,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:08,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:08,645 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:08,788 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:08,790 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2024-12-06 02:30:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:08,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:08,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:08,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:08,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:08,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:08,800 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:08,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Waiting until timeout for monitored process [2024-12-06 02:30:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:09,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:09,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:09,102 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:09,103 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:09,291 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 02:30:09,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (128)] Ended with exit code 0 [2024-12-06 02:30:09,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:09,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:09,301 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:09,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:09,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:09,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:09,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:09,303 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:09,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Waiting until timeout for monitored process [2024-12-06 02:30:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:09,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:09,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:09,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:09,760 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:09,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (129)] Ended with exit code 0 [2024-12-06 02:30:09,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:09,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:09,769 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:09,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:09,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:09,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:09,771 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:09,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2024-12-06 02:30:10,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:10,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:10,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:10,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:10,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:10,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2024-12-06 02:30:10,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:10,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:10,226 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:10,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:10,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:10,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:10,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:10,227 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:10,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Waiting until timeout for monitored process [2024-12-06 02:30:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:10,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:10,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:10,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:10,710 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 02:30:10,713 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (131)] Ended with exit code 0 [2024-12-06 02:30:10,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:10,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:10,720 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:10,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:10,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:10,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:10,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:10,722 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:10,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Waiting until timeout for monitored process [2024-12-06 02:30:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:10,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:11,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:11,011 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:11,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:11,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:11,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (132)] Ended with exit code 0 [2024-12-06 02:30:11,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:11,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:11,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:11,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:11,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:11,160 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:11,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2024-12-06 02:30:11,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:11,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:11,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:11,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:11,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:11,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:11,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2024-12-06 02:30:11,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:11,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:11,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:11,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:11,694 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:11,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Waiting until timeout for monitored process [2024-12-06 02:30:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,033 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:12,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:12,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (134)] Ended with exit code 0 [2024-12-06 02:30:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:12,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:12,258 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:12,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:12,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:12,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:12,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:12,260 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:12,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Waiting until timeout for monitored process [2024-12-06 02:30:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:12,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:12,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (135)] Ended with exit code 0 [2024-12-06 02:30:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:12,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:12,688 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:12,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:12,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:12,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:12,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:12,690 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:12,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2024-12-06 02:30:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,964 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:12,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:12,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:12,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:13,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2024-12-06 02:30:13,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:13,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:13,157 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:13,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:13,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:13,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:13,159 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:13,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Waiting until timeout for monitored process [2024-12-06 02:30:13,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:13,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:13,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:13,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:13,629 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 02:30:13,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (137)] Ended with exit code 0 [2024-12-06 02:30:13,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:13,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:13,641 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:13,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Waiting until timeout for monitored process [2024-12-06 02:30:13,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:13,937 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:13,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:13,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:14,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (138)] Ended with exit code 0 [2024-12-06 02:30:14,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:14,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:14,097 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:14,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:14,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:14,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:14,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:14,099 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:14,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2024-12-06 02:30:14,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:14,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:14,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:14,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:14,564 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 02:30:14,566 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2024-12-06 02:30:14,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:14,574 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:14,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:14,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:14,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:14,575 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:14,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Waiting until timeout for monitored process [2024-12-06 02:30:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:14,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:14,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:14,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:15,070 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:15,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (140)] Ended with exit code 0 [2024-12-06 02:30:15,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:15,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:15,080 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:15,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:15,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:15,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:15,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:15,082 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:15,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Waiting until timeout for monitored process [2024-12-06 02:30:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:15,402 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:15,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:15,438 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:15,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:15,608 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:15,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (141)] Ended with exit code 0 [2024-12-06 02:30:15,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:15,619 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:15,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:15,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:15,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:15,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:15,620 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:15,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2024-12-06 02:30:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:15,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:15,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:15,945 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:15,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:16,115 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 02:30:16,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (142)] Ended with exit code 0 [2024-12-06 02:30:16,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:16,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:16,126 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:16,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:16,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:16,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:16,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:16,128 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:16,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Waiting until timeout for monitored process [2024-12-06 02:30:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:16,440 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:16,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:16,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:16,632 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 02:30:16,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (143)] Ended with exit code 0 [2024-12-06 02:30:16,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:16,642 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:16,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:16,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:16,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:16,643 INFO L229 MonitoredProcess]: Starting monitored process 144 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:16,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Waiting until timeout for monitored process [2024-12-06 02:30:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:16,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:16,931 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:16,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:17,060 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 02:30:17,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (144)] Ended with exit code 0 [2024-12-06 02:30:17,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:17,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:17,070 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:17,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:17,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:17,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:17,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:17,072 INFO L229 MonitoredProcess]: Starting monitored process 145 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:17,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Waiting until timeout for monitored process [2024-12-06 02:30:17,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:17,369 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:17,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:17,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:17,544 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 02:30:17,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (145)] Ended with exit code 0 [2024-12-06 02:30:17,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:17,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:17,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:17,556 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:17,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:17,557 INFO L229 MonitoredProcess]: Starting monitored process 146 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:17,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Waiting until timeout for monitored process [2024-12-06 02:30:17,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:17,916 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:17,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:17,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:18,115 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 02:30:18,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (146)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:18,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:18,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:18,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:18,129 INFO L229 MonitoredProcess]: Starting monitored process 147 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:18,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Waiting until timeout for monitored process [2024-12-06 02:30:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:18,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:18,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:18,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:18,662 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 02:30:18,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (147)] Ended with exit code 0 [2024-12-06 02:30:18,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:18,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:18,673 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:18,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:18,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:18,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:18,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:18,675 INFO L229 MonitoredProcess]: Starting monitored process 148 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:18,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Waiting until timeout for monitored process [2024-12-06 02:30:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:18,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:18,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:18,993 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:19,154 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:19,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (148)] Ended with exit code 0 [2024-12-06 02:30:19,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:19,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:19,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:19,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:19,167 INFO L229 MonitoredProcess]: Starting monitored process 149 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:19,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Waiting until timeout for monitored process [2024-12-06 02:30:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:19,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:19,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:19,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:19,673 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 02:30:19,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (149)] Ended with exit code 0 [2024-12-06 02:30:19,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:19,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:19,683 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:19,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:19,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:19,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:19,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:19,687 INFO L229 MonitoredProcess]: Starting monitored process 150 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:19,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Waiting until timeout for monitored process [2024-12-06 02:30:19,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:19,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:19,972 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:19,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:20,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (150)] Ended with exit code 0 [2024-12-06 02:30:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:20,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:20,177 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:20,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:20,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:20,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:20,179 INFO L229 MonitoredProcess]: Starting monitored process 151 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:20,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Waiting until timeout for monitored process [2024-12-06 02:30:20,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:20,451 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:20,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:20,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:20,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:20,615 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 02:30:20,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (151)] Ended with exit code 0 [2024-12-06 02:30:20,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:20,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:20,628 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:20,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:20,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:20,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:20,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:20,630 INFO L229 MonitoredProcess]: Starting monitored process 152 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:20,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Waiting until timeout for monitored process [2024-12-06 02:30:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:20,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:20,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:20,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:21,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:21,156 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (152)] Ended with exit code 0 [2024-12-06 02:30:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:21,164 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:21,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:21,164 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:21,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:21,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:21,165 INFO L229 MonitoredProcess]: Starting monitored process 153 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:21,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Waiting until timeout for monitored process [2024-12-06 02:30:21,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:21,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:21,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:21,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:21,614 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:21,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (153)] Ended with exit code 0 [2024-12-06 02:30:21,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:21,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:21,624 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:21,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:21,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:21,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:21,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:21,625 INFO L229 MonitoredProcess]: Starting monitored process 154 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:21,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Waiting until timeout for monitored process [2024-12-06 02:30:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:21,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:21,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:21,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:22,141 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 02:30:22,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (154)] Ended with exit code 0 [2024-12-06 02:30:22,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:22,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:22,152 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:22,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:22,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:22,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:22,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:22,153 INFO L229 MonitoredProcess]: Starting monitored process 155 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:22,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Waiting until timeout for monitored process [2024-12-06 02:30:22,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:22,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:22,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:22,473 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:22,474 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:22,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (155)] Ended with exit code 0 [2024-12-06 02:30:22,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:22,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:22,718 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:22,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:22,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:22,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:22,720 INFO L229 MonitoredProcess]: Starting monitored process 156 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:22,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Waiting until timeout for monitored process [2024-12-06 02:30:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:23,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:23,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:23,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:23,232 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 02:30:23,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (156)] Ended with exit code 0 [2024-12-06 02:30:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:23,242 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:23,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:23,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:23,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:23,244 INFO L229 MonitoredProcess]: Starting monitored process 157 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:23,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Waiting until timeout for monitored process [2024-12-06 02:30:23,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:23,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:23,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:23,563 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:23,780 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 02:30:23,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (157)] Ended with exit code 0 [2024-12-06 02:30:23,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:23,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:23,790 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:23,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:23,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:23,790 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:23,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:23,792 INFO L229 MonitoredProcess]: Starting monitored process 158 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:23,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Waiting until timeout for monitored process [2024-12-06 02:30:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:24,105 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:24,123 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:24,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:24,279 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 02:30:24,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (158)] Ended with exit code 0 [2024-12-06 02:30:24,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:24,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:24,289 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:24,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:24,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:24,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:24,291 INFO L229 MonitoredProcess]: Starting monitored process 159 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:24,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Waiting until timeout for monitored process [2024-12-06 02:30:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:24,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:24,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:24,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:24,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:24,763 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 02:30:24,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (159)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:24,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:24,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:24,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:24,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:24,776 INFO L229 MonitoredProcess]: Starting monitored process 160 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:24,777 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Waiting until timeout for monitored process [2024-12-06 02:30:25,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:25,121 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:25,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:25,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:25,323 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 02:30:25,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (160)] Ended with exit code 0 [2024-12-06 02:30:25,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:25,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:25,334 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:25,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:25,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:25,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:25,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:25,336 INFO L229 MonitoredProcess]: Starting monitored process 161 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:25,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Waiting until timeout for monitored process [2024-12-06 02:30:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:25,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:25,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:25,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:25,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (161)] Ended with exit code 0 [2024-12-06 02:30:25,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:25,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:25,899 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:25,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:25,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:25,899 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:25,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:25,900 INFO L229 MonitoredProcess]: Starting monitored process 162 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:25,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Waiting until timeout for monitored process [2024-12-06 02:30:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:26,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:26,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:26,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:26,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:26,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:26,407 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (162)] Ended with exit code 0 [2024-12-06 02:30:26,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:26,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:26,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:26,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:26,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:26,417 INFO L229 MonitoredProcess]: Starting monitored process 163 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:26,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Waiting until timeout for monitored process [2024-12-06 02:30:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:26,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:26,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:26,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:27,000 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 02:30:27,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (163)] Ended with exit code 0 [2024-12-06 02:30:27,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:27,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:27,010 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:27,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:27,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:27,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:27,012 INFO L229 MonitoredProcess]: Starting monitored process 164 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:27,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Waiting until timeout for monitored process [2024-12-06 02:30:27,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:27,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:27,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:27,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:27,547 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:27,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (164)] Ended with exit code 0 [2024-12-06 02:30:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:27,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:27,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:27,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:27,559 INFO L229 MonitoredProcess]: Starting monitored process 165 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:27,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Waiting until timeout for monitored process [2024-12-06 02:30:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:27,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:27,879 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:27,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:28,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:28,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (165)] Ended with exit code 0 [2024-12-06 02:30:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:28,031 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:28,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:28,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:28,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:28,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:28,033 INFO L229 MonitoredProcess]: Starting monitored process 166 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:28,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Waiting until timeout for monitored process [2024-12-06 02:30:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:28,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:28,385 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:28,386 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:28,558 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 02:30:28,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (166)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:28,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:28,569 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:28,569 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:28,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:28,571 INFO L229 MonitoredProcess]: Starting monitored process 167 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:28,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Waiting until timeout for monitored process [2024-12-06 02:30:28,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:28,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:28,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:28,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:29,089 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 02:30:29,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (167)] Ended with exit code 0 [2024-12-06 02:30:29,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:29,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:29,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:29,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:29,102 INFO L229 MonitoredProcess]: Starting monitored process 168 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:29,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Waiting until timeout for monitored process [2024-12-06 02:30:29,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:29,446 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:29,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:29,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:29,659 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 02:30:29,662 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (168)] Ended with exit code 0 [2024-12-06 02:30:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:29,670 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:29,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:29,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:29,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:29,672 INFO L229 MonitoredProcess]: Starting monitored process 169 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:29,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Waiting until timeout for monitored process [2024-12-06 02:30:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:30,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:30,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:30,032 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:30,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:30,189 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (169)] Ended with exit code 0 [2024-12-06 02:30:30,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:30,197 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:30,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:30,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:30,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:30,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:30,198 INFO L229 MonitoredProcess]: Starting monitored process 170 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:30,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Waiting until timeout for monitored process [2024-12-06 02:30:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:30,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:30,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:30,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:30,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:30,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (170)] Ended with exit code 0 [2024-12-06 02:30:30,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:30,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:30,748 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:30,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:30,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:30,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:30,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:30,749 INFO L229 MonitoredProcess]: Starting monitored process 171 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:30,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Waiting until timeout for monitored process [2024-12-06 02:30:31,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:31,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:31,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:31,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:31,066 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:31,224 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:31,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (171)] Ended with exit code 0 [2024-12-06 02:30:31,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:31,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:31,234 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:31,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:31,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:31,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:31,235 INFO L229 MonitoredProcess]: Starting monitored process 172 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:31,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Waiting until timeout for monitored process [2024-12-06 02:30:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:31,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:31,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:31,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:31,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:31,741 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 02:30:31,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (172)] Ended with exit code 0 [2024-12-06 02:30:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:31,752 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:31,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:31,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:31,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:31,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:31,754 INFO L229 MonitoredProcess]: Starting monitored process 173 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:31,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Waiting until timeout for monitored process [2024-12-06 02:30:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:32,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:32,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:32,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:32,252 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:32,256 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (173)] Ended with exit code 0 [2024-12-06 02:30:32,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:32,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:32,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:32,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:32,268 INFO L229 MonitoredProcess]: Starting monitored process 174 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:32,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Waiting until timeout for monitored process [2024-12-06 02:30:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:32,604 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:32,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:32,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:32,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:32,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (174)] Ended with exit code 0 [2024-12-06 02:30:32,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:32,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:32,820 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:32,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:32,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:32,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:32,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:32,822 INFO L229 MonitoredProcess]: Starting monitored process 175 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:32,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Waiting until timeout for monitored process [2024-12-06 02:30:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:33,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:33,202 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:33,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:33,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:33,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (175)] Ended with exit code 0 [2024-12-06 02:30:33,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:33,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:33,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:33,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:33,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:33,355 INFO L229 MonitoredProcess]: Starting monitored process 176 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:33,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Waiting until timeout for monitored process [2024-12-06 02:30:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:33,692 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:33,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:33,711 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:33,892 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:33,895 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (176)] Ended with exit code 0 [2024-12-06 02:30:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:33,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:33,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:33,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:33,905 INFO L229 MonitoredProcess]: Starting monitored process 177 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:33,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Waiting until timeout for monitored process [2024-12-06 02:30:34,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:34,262 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:34,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:34,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:34,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:34,415 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 02:30:34,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (177)] Ended with exit code 0 [2024-12-06 02:30:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:34,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:34,425 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:34,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:34,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:34,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:34,427 INFO L229 MonitoredProcess]: Starting monitored process 178 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:34,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Waiting until timeout for monitored process [2024-12-06 02:30:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:34,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:34,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:34,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:34,965 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 02:30:34,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (178)] Ended with exit code 0 [2024-12-06 02:30:34,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:34,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:34,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:34,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:34,978 INFO L229 MonitoredProcess]: Starting monitored process 179 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:34,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Waiting until timeout for monitored process [2024-12-06 02:30:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:35,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:35,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:35,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:35,490 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:35,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (179)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:35,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:35,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:35,499 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:35,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:35,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:35,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:35,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:35,501 INFO L229 MonitoredProcess]: Starting monitored process 180 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:35,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Waiting until timeout for monitored process [2024-12-06 02:30:35,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:35,861 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:35,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:35,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:35,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:36,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (180)] Ended with exit code 0 [2024-12-06 02:30:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:36,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:36,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:36,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:36,036 INFO L229 MonitoredProcess]: Starting monitored process 181 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:36,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Waiting until timeout for monitored process [2024-12-06 02:30:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:36,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:36,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:36,364 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:36,540 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 02:30:36,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (181)] Ended with exit code 0 [2024-12-06 02:30:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:36,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:36,550 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:36,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:36,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:36,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:36,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:36,552 INFO L229 MonitoredProcess]: Starting monitored process 182 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:36,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Waiting until timeout for monitored process [2024-12-06 02:30:36,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:36,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:36,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:36,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:37,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (182)] Ended with exit code 0 [2024-12-06 02:30:37,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:37,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:37,088 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:37,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:37,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:37,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:37,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:37,090 INFO L229 MonitoredProcess]: Starting monitored process 183 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:37,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Waiting until timeout for monitored process [2024-12-06 02:30:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:37,434 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:37,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:37,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:37,602 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 02:30:37,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (183)] Ended with exit code 0 [2024-12-06 02:30:37,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:37,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:37,613 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:37,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:37,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:37,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:37,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:37,615 INFO L229 MonitoredProcess]: Starting monitored process 184 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:37,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Waiting until timeout for monitored process [2024-12-06 02:30:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:37,989 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:38,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:38,005 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:38,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:38,202 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 02:30:38,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (184)] Ended with exit code 0 [2024-12-06 02:30:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:38,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:38,213 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:38,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:38,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:38,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:38,215 INFO L229 MonitoredProcess]: Starting monitored process 185 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:38,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Waiting until timeout for monitored process [2024-12-06 02:30:38,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:38,580 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:38,598 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:38,599 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:38,761 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 02:30:38,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (185)] Ended with exit code 0 [2024-12-06 02:30:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:38,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:38,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:38,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:38,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:38,774 INFO L229 MonitoredProcess]: Starting monitored process 186 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:38,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Waiting until timeout for monitored process [2024-12-06 02:30:39,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:39,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:39,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:39,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:39,277 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 02:30:39,280 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (186)] Ended with exit code 0 [2024-12-06 02:30:39,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:39,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:39,288 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:39,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:39,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:39,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:39,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:39,290 INFO L229 MonitoredProcess]: Starting monitored process 187 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:39,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Waiting until timeout for monitored process [2024-12-06 02:30:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:39,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:39,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:39,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:39,836 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 02:30:39,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (187)] Ended with exit code 0 [2024-12-06 02:30:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:39,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:39,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:39,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:39,851 INFO L229 MonitoredProcess]: Starting monitored process 188 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:39,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Waiting until timeout for monitored process [2024-12-06 02:30:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:40,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:40,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:40,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:40,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:40,380 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 02:30:40,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (188)] Ended with exit code 0 [2024-12-06 02:30:40,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:40,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:40,390 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:40,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:40,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:40,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:40,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:40,392 INFO L229 MonitoredProcess]: Starting monitored process 189 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:40,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Waiting until timeout for monitored process [2024-12-06 02:30:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:40,748 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:40,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:40,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:40,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (189)] Ended with exit code 0 [2024-12-06 02:30:40,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:40,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:40,925 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:40,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:40,926 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:40,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:40,927 INFO L229 MonitoredProcess]: Starting monitored process 190 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:40,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Waiting until timeout for monitored process [2024-12-06 02:30:41,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:41,284 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:41,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:41,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:41,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:41,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (190)] Ended with exit code 0 [2024-12-06 02:30:41,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:41,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:41,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:41,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:41,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:41,453 INFO L229 MonitoredProcess]: Starting monitored process 191 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:41,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Waiting until timeout for monitored process [2024-12-06 02:30:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:41,835 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:41,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:41,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:42,002 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 02:30:42,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (191)] Ended with exit code 0 [2024-12-06 02:30:42,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:42,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:42,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:42,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:42,014 INFO L229 MonitoredProcess]: Starting monitored process 192 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:42,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Waiting until timeout for monitored process [2024-12-06 02:30:42,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:42,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:42,380 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:42,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:42,558 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 02:30:42,561 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (192)] Ended with exit code 0 [2024-12-06 02:30:42,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:42,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:42,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:42,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:42,569 INFO L229 MonitoredProcess]: Starting monitored process 193 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:42,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Waiting until timeout for monitored process [2024-12-06 02:30:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:42,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:42,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:42,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:42,942 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:43,097 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 02:30:43,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (193)] Ended with exit code 0 [2024-12-06 02:30:43,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:43,108 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:43,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:43,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:43,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:43,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:43,110 INFO L229 MonitoredProcess]: Starting monitored process 194 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:43,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Waiting until timeout for monitored process [2024-12-06 02:30:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:43,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:43,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:43,510 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:43,674 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 02:30:43,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (194)] Ended with exit code 0 [2024-12-06 02:30:43,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:43,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2024-12-06 02:30:43,684 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2024-12-06 02:30:43,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:43,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:43,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:43,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:43,686 INFO L229 MonitoredProcess]: Starting monitored process 195 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:43,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Waiting until timeout for monitored process [2024-12-06 02:30:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:44,016 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:44,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:44,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:30:44,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:44,399 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 02:30:44,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (195)] Ended with exit code 0 [2024-12-06 02:30:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:45,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:45,383 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:45,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:45,385 INFO L229 MonitoredProcess]: Starting monitored process 196 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:45,386 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Waiting until timeout for monitored process [2024-12-06 02:30:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:45,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:45,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:45,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:45,989 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 02:30:45,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (196)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:45,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:45,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:45,998 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:45,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:45,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:45,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:45,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:46,000 INFO L229 MonitoredProcess]: Starting monitored process 197 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:46,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Waiting until timeout for monitored process [2024-12-06 02:30:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:46,394 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:46,413 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:46,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:46,595 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 02:30:46,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (197)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:46,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:46,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:46,605 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:46,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:46,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:46,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:46,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:46,607 INFO L229 MonitoredProcess]: Starting monitored process 198 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:46,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Waiting until timeout for monitored process [2024-12-06 02:30:46,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:46,980 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:47,000 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:47,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:47,146 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 02:30:47,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (198)] Ended with exit code 0 [2024-12-06 02:30:47,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:47,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:47,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:47,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:47,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:47,158 INFO L229 MonitoredProcess]: Starting monitored process 199 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:47,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Waiting until timeout for monitored process [2024-12-06 02:30:47,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:47,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:47,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:47,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:47,728 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (199)] Ended with exit code 0 [2024-12-06 02:30:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:47,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:47,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:47,736 INFO L229 MonitoredProcess]: Starting monitored process 200 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:47,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Waiting until timeout for monitored process [2024-12-06 02:30:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:48,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:48,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:48,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:48,123 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:48,308 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 02:30:48,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (200)] Ended with exit code 0 [2024-12-06 02:30:48,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:48,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:48,320 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:48,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:48,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:48,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:48,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:48,322 INFO L229 MonitoredProcess]: Starting monitored process 201 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:48,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Waiting until timeout for monitored process [2024-12-06 02:30:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:48,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:48,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:48,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:48,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (201)] Ended with exit code 0 [2024-12-06 02:30:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:48,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:48,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:48,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:48,898 INFO L229 MonitoredProcess]: Starting monitored process 202 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:48,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Waiting until timeout for monitored process [2024-12-06 02:30:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:49,259 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:49,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:49,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:49,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:49,461 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:49,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (202)] Ended with exit code 0 [2024-12-06 02:30:49,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:49,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:49,470 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:49,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:49,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:49,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:49,471 INFO L229 MonitoredProcess]: Starting monitored process 203 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:49,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Waiting until timeout for monitored process [2024-12-06 02:30:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:49,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:49,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:49,877 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:50,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:50,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (203)] Ended with exit code 0 [2024-12-06 02:30:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:50,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:50,091 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:50,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:50,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:50,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:50,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:50,093 INFO L229 MonitoredProcess]: Starting monitored process 204 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:50,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Waiting until timeout for monitored process [2024-12-06 02:30:50,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:50,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:50,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:50,498 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:50,499 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:50,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (204)] Ended with exit code 0 [2024-12-06 02:30:50,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:50,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:50,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:50,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:50,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:50,692 INFO L229 MonitoredProcess]: Starting monitored process 205 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:50,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Waiting until timeout for monitored process [2024-12-06 02:30:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:51,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:51,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:51,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:51,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (205)] Ended with exit code 0 [2024-12-06 02:30:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:51,244 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:51,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:51,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:51,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:51,246 INFO L229 MonitoredProcess]: Starting monitored process 206 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:51,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Waiting until timeout for monitored process [2024-12-06 02:30:51,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:51,636 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:51,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:51,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:51,908 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 02:30:51,912 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (206)] Ended with exit code 0 [2024-12-06 02:30:51,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:51,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:51,918 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:51,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:51,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:51,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:51,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:51,919 INFO L229 MonitoredProcess]: Starting monitored process 207 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:51,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Waiting until timeout for monitored process [2024-12-06 02:30:52,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:52,311 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:52,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:52,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:52,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (207)] Ended with exit code 0 [2024-12-06 02:30:52,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:52,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:52,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:52,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:52,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:52,522 INFO L229 MonitoredProcess]: Starting monitored process 208 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:52,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Waiting until timeout for monitored process [2024-12-06 02:30:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:52,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:52,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:52,921 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:52,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:53,097 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 02:30:53,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (208)] Ended with exit code 0 [2024-12-06 02:30:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:53,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:53,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:53,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:53,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:53,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:53,109 INFO L229 MonitoredProcess]: Starting monitored process 209 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:53,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Waiting until timeout for monitored process [2024-12-06 02:30:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:53,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:53,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:53,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:53,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:53,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:53,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (209)] Ended with exit code 0 [2024-12-06 02:30:53,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:53,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:53,675 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:53,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:53,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:53,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:53,677 INFO L229 MonitoredProcess]: Starting monitored process 210 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:53,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Waiting until timeout for monitored process [2024-12-06 02:30:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:54,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:54,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:54,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:54,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:54,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (210)] Ended with exit code 0 [2024-12-06 02:30:54,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:54,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:54,279 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:54,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:54,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:54,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:54,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:54,280 INFO L229 MonitoredProcess]: Starting monitored process 211 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:54,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Waiting until timeout for monitored process [2024-12-06 02:30:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:54,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:54,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:54,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:54,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:54,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (211)] Ended with exit code 0 [2024-12-06 02:30:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:54,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:54,870 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:54,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:54,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:54,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:54,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:54,872 INFO L229 MonitoredProcess]: Starting monitored process 212 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:54,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Waiting until timeout for monitored process [2024-12-06 02:30:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:55,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:55,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:55,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:55,267 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:55,466 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 02:30:55,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (212)] Ended with exit code 0 [2024-12-06 02:30:55,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:55,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:55,476 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:55,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:55,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:55,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:55,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:55,478 INFO L229 MonitoredProcess]: Starting monitored process 213 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:55,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Waiting until timeout for monitored process [2024-12-06 02:30:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:55,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:55,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:55,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:56,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (213)] Ended with exit code 0 [2024-12-06 02:30:56,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:56,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:56,071 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:56,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:56,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:56,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:56,072 INFO L229 MonitoredProcess]: Starting monitored process 214 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:56,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Waiting until timeout for monitored process [2024-12-06 02:30:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:56,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:56,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:56,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:56,640 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 02:30:56,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (214)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:56,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:56,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:56,651 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:56,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:56,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:56,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:56,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:56,652 INFO L229 MonitoredProcess]: Starting monitored process 215 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:56,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Waiting until timeout for monitored process [2024-12-06 02:30:57,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:57,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:57,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:57,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:57,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:57,228 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 02:30:57,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (215)] Ended with exit code 0 [2024-12-06 02:30:57,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:57,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:57,239 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:57,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:57,239 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:57,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:57,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:57,240 INFO L229 MonitoredProcess]: Starting monitored process 216 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:57,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Waiting until timeout for monitored process [2024-12-06 02:30:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:57,663 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:57,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:57,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:30:57,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (216)] Ended with exit code 0 [2024-12-06 02:30:57,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:57,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:57,889 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:57,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:57,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:57,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:57,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:57,890 INFO L229 MonitoredProcess]: Starting monitored process 217 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:57,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Waiting until timeout for monitored process [2024-12-06 02:30:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:58,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:58,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:58,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:58,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:58,483 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 02:30:58,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (217)] Forceful destruction successful, exit code 0 [2024-12-06 02:30:58,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:58,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:58,492 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:58,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:58,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:58,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:58,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:58,494 INFO L229 MonitoredProcess]: Starting monitored process 218 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:58,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Waiting until timeout for monitored process [2024-12-06 02:30:58,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:58,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:58,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:58,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:58,913 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:59,087 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 02:30:59,090 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (218)] Ended with exit code 0 [2024-12-06 02:30:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:59,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:59,097 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:59,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:59,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:59,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:59,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:59,099 INFO L229 MonitoredProcess]: Starting monitored process 219 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:59,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Waiting until timeout for monitored process [2024-12-06 02:30:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:59,450 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:30:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:59,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:30:59,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:30:59,651 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 02:30:59,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (219)] Ended with exit code 0 [2024-12-06 02:30:59,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:30:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:30:59,662 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:30:59,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:30:59,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:30:59,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:30:59,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:30:59,664 INFO L229 MonitoredProcess]: Starting monitored process 220 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:30:59,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Waiting until timeout for monitored process [2024-12-06 02:30:59,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:30:59,987 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:00,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:00,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:00,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:00,173 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 02:31:00,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (220)] Ended with exit code 0 [2024-12-06 02:31:00,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:00,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:00,182 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:00,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:00,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:00,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:00,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:00,184 INFO L229 MonitoredProcess]: Starting monitored process 221 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:00,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Waiting until timeout for monitored process [2024-12-06 02:31:00,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:00,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:00,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:00,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:00,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (221)] Ended with exit code 0 [2024-12-06 02:31:00,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:00,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:00,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:00,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:00,786 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:00,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:00,788 INFO L229 MonitoredProcess]: Starting monitored process 222 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:00,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Waiting until timeout for monitored process [2024-12-06 02:31:01,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:01,171 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:01,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:01,189 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:01,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:01,375 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:01,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (222)] Ended with exit code 0 [2024-12-06 02:31:01,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:01,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:01,385 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:01,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:01,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:01,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:01,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:01,386 INFO L229 MonitoredProcess]: Starting monitored process 223 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:01,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Waiting until timeout for monitored process [2024-12-06 02:31:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:01,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:01,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:01,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:01,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:01,985 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 02:31:01,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (223)] Ended with exit code 0 [2024-12-06 02:31:01,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:01,995 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:01,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:01,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:01,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:01,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:01,997 INFO L229 MonitoredProcess]: Starting monitored process 224 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:01,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Waiting until timeout for monitored process [2024-12-06 02:31:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:02,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:02,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:02,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:02,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:02,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:02,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (224)] Ended with exit code 0 [2024-12-06 02:31:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:02,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:02,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:02,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:02,636 INFO L229 MonitoredProcess]: Starting monitored process 225 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:02,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Waiting until timeout for monitored process [2024-12-06 02:31:03,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:03,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:03,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:03,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:03,268 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 02:31:03,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (225)] Ended with exit code 0 [2024-12-06 02:31:03,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:03,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:03,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:03,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:03,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:03,278 INFO L229 MonitoredProcess]: Starting monitored process 226 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:03,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Waiting until timeout for monitored process [2024-12-06 02:31:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:03,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:03,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:03,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:03,841 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 02:31:03,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (226)] Ended with exit code 0 [2024-12-06 02:31:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:03,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:03,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:03,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:03,854 INFO L229 MonitoredProcess]: Starting monitored process 227 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:03,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Waiting until timeout for monitored process [2024-12-06 02:31:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:04,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:04,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:04,311 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:04,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (227)] Ended with exit code 0 [2024-12-06 02:31:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:04,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:04,533 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:04,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:04,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:04,533 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:04,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:04,535 INFO L229 MonitoredProcess]: Starting monitored process 228 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:04,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Waiting until timeout for monitored process [2024-12-06 02:31:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:04,873 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:04,889 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:04,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:05,061 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:05,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (228)] Ended with exit code 0 [2024-12-06 02:31:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:05,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:05,071 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:05,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:05,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:05,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:05,072 INFO L229 MonitoredProcess]: Starting monitored process 229 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:05,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Waiting until timeout for monitored process [2024-12-06 02:31:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:05,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:05,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:05,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:05,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:05,688 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 02:31:05,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (229)] Ended with exit code 0 [2024-12-06 02:31:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:05,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:05,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:05,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:05,700 INFO L229 MonitoredProcess]: Starting monitored process 230 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:05,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Waiting until timeout for monitored process [2024-12-06 02:31:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:06,109 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:06,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:06,127 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:06,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:06,312 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 02:31:06,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (230)] Ended with exit code 0 [2024-12-06 02:31:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:06,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:06,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:06,324 INFO L229 MonitoredProcess]: Starting monitored process 231 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:06,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Waiting until timeout for monitored process [2024-12-06 02:31:06,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:06,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:06,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:06,724 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:06,882 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (231)] Ended with exit code 0 [2024-12-06 02:31:06,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:06,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:06,889 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:06,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:06,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:06,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:06,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:06,891 INFO L229 MonitoredProcess]: Starting monitored process 232 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:06,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Waiting until timeout for monitored process [2024-12-06 02:31:07,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:07,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:07,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:07,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:07,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:07,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (232)] Ended with exit code 0 [2024-12-06 02:31:07,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:07,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:07,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:07,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:07,518 INFO L229 MonitoredProcess]: Starting monitored process 233 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:07,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Waiting until timeout for monitored process [2024-12-06 02:31:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:07,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:07,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:07,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:08,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:08,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (233)] Ended with exit code 0 [2024-12-06 02:31:08,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:08,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:08,103 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:08,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:08,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:08,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:08,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:08,105 INFO L229 MonitoredProcess]: Starting monitored process 234 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:08,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Waiting until timeout for monitored process [2024-12-06 02:31:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:08,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:08,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:08,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:08,705 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:08,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (234)] Ended with exit code 0 [2024-12-06 02:31:08,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:08,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:08,716 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:08,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:08,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:08,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:08,717 INFO L229 MonitoredProcess]: Starting monitored process 235 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:08,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Waiting until timeout for monitored process [2024-12-06 02:31:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:09,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:09,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:09,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:09,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:09,335 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 02:31:09,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (235)] Ended with exit code 0 [2024-12-06 02:31:09,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:09,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:09,345 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:09,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:09,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:09,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:09,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:09,346 INFO L229 MonitoredProcess]: Starting monitored process 236 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:09,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Waiting until timeout for monitored process [2024-12-06 02:31:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:09,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:09,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:09,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:09,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (236)] Ended with exit code 0 [2024-12-06 02:31:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:09,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:09,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:09,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:09,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:09,982 INFO L229 MonitoredProcess]: Starting monitored process 237 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:09,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Waiting until timeout for monitored process [2024-12-06 02:31:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:10,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:10,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:10,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:10,560 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 02:31:10,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (237)] Ended with exit code 0 [2024-12-06 02:31:10,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:10,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:10,569 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:10,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:10,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:10,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:10,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:10,571 INFO L229 MonitoredProcess]: Starting monitored process 238 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:10,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Waiting until timeout for monitored process [2024-12-06 02:31:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:10,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:11,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:11,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:11,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:11,164 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 02:31:11,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (238)] Ended with exit code 0 [2024-12-06 02:31:11,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:11,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:11,175 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:11,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:11,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:11,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:11,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:11,177 INFO L229 MonitoredProcess]: Starting monitored process 239 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:11,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Waiting until timeout for monitored process [2024-12-06 02:31:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:11,603 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:11,622 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:11,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:11,821 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 02:31:11,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (239)] Ended with exit code 0 [2024-12-06 02:31:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:11,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:11,833 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:11,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:11,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:11,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:11,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:11,835 INFO L229 MonitoredProcess]: Starting monitored process 240 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:11,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Waiting until timeout for monitored process [2024-12-06 02:31:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:12,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:12,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:12,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:12,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:12,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (240)] Ended with exit code 0 [2024-12-06 02:31:12,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:12,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:12,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:12,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:12,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:12,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:12,444 INFO L229 MonitoredProcess]: Starting monitored process 241 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:12,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Waiting until timeout for monitored process [2024-12-06 02:31:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:12,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:12,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:12,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:13,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (241)] Ended with exit code 0 [2024-12-06 02:31:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:13,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:13,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:13,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:13,069 INFO L229 MonitoredProcess]: Starting monitored process 242 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:13,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Waiting until timeout for monitored process [2024-12-06 02:31:13,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:13,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:13,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:13,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:13,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:13,631 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 02:31:13,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (242)] Ended with exit code 0 [2024-12-06 02:31:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:13,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:13,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:13,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:13,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:13,641 INFO L229 MonitoredProcess]: Starting monitored process 243 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:13,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Waiting until timeout for monitored process [2024-12-06 02:31:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:14,079 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:14,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:14,101 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:14,248 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 02:31:14,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (243)] Forceful destruction successful, exit code 0 [2024-12-06 02:31:14,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:14,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:14,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:14,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:14,258 INFO L229 MonitoredProcess]: Starting monitored process 244 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:14,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Waiting until timeout for monitored process [2024-12-06 02:31:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:14,697 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:14,715 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:14,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:14,904 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:14,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (244)] Ended with exit code 0 [2024-12-06 02:31:14,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:14,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:14,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:14,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:14,915 INFO L229 MonitoredProcess]: Starting monitored process 245 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:14,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Waiting until timeout for monitored process [2024-12-06 02:31:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:15,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:15,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:15,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:15,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:15,487 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 02:31:15,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (245)] Ended with exit code 0 [2024-12-06 02:31:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:15,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:15,499 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:15,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:15,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:15,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:15,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:15,500 INFO L229 MonitoredProcess]: Starting monitored process 246 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:15,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Waiting until timeout for monitored process [2024-12-06 02:31:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:15,885 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:15,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:15,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:15,902 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:16,067 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 02:31:16,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (246)] Ended with exit code 0 [2024-12-06 02:31:16,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:16,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:16,075 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:16,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:16,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:16,076 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:16,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:16,077 INFO L229 MonitoredProcess]: Starting monitored process 247 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:16,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Waiting until timeout for monitored process [2024-12-06 02:31:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:16,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:16,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:16,505 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:16,506 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:16,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (247)] Ended with exit code 0 [2024-12-06 02:31:16,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:16,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:16,689 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:16,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:16,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:16,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:16,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:16,691 INFO L229 MonitoredProcess]: Starting monitored process 248 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:16,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Waiting until timeout for monitored process [2024-12-06 02:31:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:17,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:17,154 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:17,154 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:17,327 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 02:31:17,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (248)] Ended with exit code 0 [2024-12-06 02:31:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:17,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:17,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:17,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:17,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:17,339 INFO L229 MonitoredProcess]: Starting monitored process 249 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:17,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Waiting until timeout for monitored process [2024-12-06 02:31:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:17,777 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:17,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:17,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:17,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (249)] Ended with exit code 0 [2024-12-06 02:31:17,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:17,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:17,983 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:17,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:17,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:17,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:17,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:17,985 INFO L229 MonitoredProcess]: Starting monitored process 250 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:17,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Waiting until timeout for monitored process [2024-12-06 02:31:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:18,419 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:18,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:18,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:18,650 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 02:31:18,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (250)] Ended with exit code 0 [2024-12-06 02:31:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:18,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:18,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:18,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:18,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:18,662 INFO L229 MonitoredProcess]: Starting monitored process 251 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:18,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Waiting until timeout for monitored process [2024-12-06 02:31:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:19,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:19,106 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:19,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:19,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:19,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (251)] Ended with exit code 0 [2024-12-06 02:31:19,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:19,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:19,276 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:19,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:19,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:19,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:19,277 INFO L229 MonitoredProcess]: Starting monitored process 252 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:19,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Waiting until timeout for monitored process [2024-12-06 02:31:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:19,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:19,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:19,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:19,924 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 02:31:19,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (252)] Ended with exit code 0 [2024-12-06 02:31:19,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:19,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:19,935 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:19,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:19,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:19,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:19,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:19,936 INFO L229 MonitoredProcess]: Starting monitored process 253 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:19,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Waiting until timeout for monitored process [2024-12-06 02:31:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:20,405 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:20,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:20,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:20,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:20,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (253)] Ended with exit code 0 [2024-12-06 02:31:20,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:20,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:20,606 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:20,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:20,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:20,606 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:20,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:20,608 INFO L229 MonitoredProcess]: Starting monitored process 254 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:20,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Waiting until timeout for monitored process [2024-12-06 02:31:21,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:21,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:21,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:21,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:21,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:21,225 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 02:31:21,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (254)] Ended with exit code 0 [2024-12-06 02:31:21,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:21,235 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:21,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:21,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:21,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:21,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:21,237 INFO L229 MonitoredProcess]: Starting monitored process 255 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:21,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Waiting until timeout for monitored process [2024-12-06 02:31:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:21,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:21,721 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:21,722 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:21,893 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 02:31:21,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (255)] Ended with exit code 0 [2024-12-06 02:31:21,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:21,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:21,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:21,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:21,905 INFO L229 MonitoredProcess]: Starting monitored process 256 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:21,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Waiting until timeout for monitored process [2024-12-06 02:31:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:22,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:22,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:22,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:22,545 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 02:31:22,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (256)] Ended with exit code 0 [2024-12-06 02:31:22,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:22,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:22,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:22,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:22,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:22,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:22,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:22,557 INFO L229 MonitoredProcess]: Starting monitored process 257 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:22,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Waiting until timeout for monitored process [2024-12-06 02:31:23,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:23,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:23,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:23,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:23,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:23,225 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (257)] Ended with exit code 0 [2024-12-06 02:31:23,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:23,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:23,232 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:23,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:23,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:23,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:23,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:23,234 INFO L229 MonitoredProcess]: Starting monitored process 258 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:23,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Waiting until timeout for monitored process [2024-12-06 02:31:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:23,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:23,689 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:23,689 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:23,863 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 02:31:23,866 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (258)] Ended with exit code 0 [2024-12-06 02:31:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:23,873 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:23,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:23,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:23,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:23,875 INFO L229 MonitoredProcess]: Starting monitored process 259 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:23,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Waiting until timeout for monitored process [2024-12-06 02:31:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:24,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:24,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:24,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:24,537 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 02:31:24,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (259)] Ended with exit code 0 [2024-12-06 02:31:24,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:24,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:24,547 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:24,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:24,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:24,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:24,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:24,549 INFO L229 MonitoredProcess]: Starting monitored process 260 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:24,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Waiting until timeout for monitored process [2024-12-06 02:31:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:24,985 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:25,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:25,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:25,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:25,174 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 02:31:25,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (260)] Ended with exit code 0 [2024-12-06 02:31:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:25,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:25,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:25,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:25,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:25,185 INFO L229 MonitoredProcess]: Starting monitored process 261 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:25,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Waiting until timeout for monitored process [2024-12-06 02:31:25,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:25,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:25,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:25,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:25,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:25,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (261)] Ended with exit code 0 [2024-12-06 02:31:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:25,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:25,818 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:25,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:25,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:25,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:25,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:25,820 INFO L229 MonitoredProcess]: Starting monitored process 262 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:25,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Waiting until timeout for monitored process [2024-12-06 02:31:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:26,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:26,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:26,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:26,432 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 02:31:26,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (262)] Forceful destruction successful, exit code 0 [2024-12-06 02:31:26,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:26,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:26,442 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:26,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:26,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:26,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:26,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:26,444 INFO L229 MonitoredProcess]: Starting monitored process 263 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:26,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Waiting until timeout for monitored process [2024-12-06 02:31:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:26,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:26,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:26,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:27,071 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 02:31:27,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (263)] Ended with exit code 0 [2024-12-06 02:31:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:27,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:27,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:27,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:27,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:27,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:27,083 INFO L229 MonitoredProcess]: Starting monitored process 264 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:27,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Waiting until timeout for monitored process [2024-12-06 02:31:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:27,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:27,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:27,503 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:27,504 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:27,675 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:27,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (264)] Ended with exit code 0 [2024-12-06 02:31:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:27,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:27,685 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:27,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:27,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:27,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:27,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:27,687 INFO L229 MonitoredProcess]: Starting monitored process 265 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:27,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Waiting until timeout for monitored process [2024-12-06 02:31:28,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:28,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:28,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:28,124 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:28,311 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 02:31:28,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (265)] Ended with exit code 0 [2024-12-06 02:31:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:28,321 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:28,321 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:28,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:28,322 INFO L229 MonitoredProcess]: Starting monitored process 266 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:28,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Waiting until timeout for monitored process [2024-12-06 02:31:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:28,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:28,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:28,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:28,984 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:28,989 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (266)] Ended with exit code 0 [2024-12-06 02:31:28,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:28,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:28,995 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:28,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:28,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:28,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:28,997 INFO L229 MonitoredProcess]: Starting monitored process 267 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:28,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Waiting until timeout for monitored process [2024-12-06 02:31:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:29,462 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:29,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:29,478 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:29,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:29,661 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:29,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (267)] Ended with exit code 0 [2024-12-06 02:31:29,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:29,670 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:29,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:29,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:29,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:29,671 INFO L229 MonitoredProcess]: Starting monitored process 268 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:29,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Waiting until timeout for monitored process [2024-12-06 02:31:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:30,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:30,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:30,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:30,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:30,265 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 02:31:30,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (268)] Ended with exit code 0 [2024-12-06 02:31:30,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:30,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:30,275 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:30,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:30,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:30,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:30,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:30,277 INFO L229 MonitoredProcess]: Starting monitored process 269 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:30,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Waiting until timeout for monitored process [2024-12-06 02:31:30,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:30,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:30,742 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:30,743 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:30,939 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 02:31:30,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (269)] Ended with exit code 0 [2024-12-06 02:31:30,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:30,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:30,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:30,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:30,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:30,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:30,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:30,951 INFO L229 MonitoredProcess]: Starting monitored process 270 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:30,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Waiting until timeout for monitored process [2024-12-06 02:31:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:31,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:31,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:31,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:31,603 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 02:31:31,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (270)] Ended with exit code 0 [2024-12-06 02:31:31,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:31,614 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:31,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:31,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:31,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:31,615 INFO L229 MonitoredProcess]: Starting monitored process 271 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:31,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Waiting until timeout for monitored process [2024-12-06 02:31:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:32,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:32,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:32,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:32,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:32,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (271)] Ended with exit code 0 [2024-12-06 02:31:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:32,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:32,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:32,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:32,304 INFO L229 MonitoredProcess]: Starting monitored process 272 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:32,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Waiting until timeout for monitored process [2024-12-06 02:31:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:32,770 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:32,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:32,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:32,965 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 02:31:32,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (272)] Ended with exit code 0 [2024-12-06 02:31:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:32,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:32,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:32,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:32,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:32,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:32,977 INFO L229 MonitoredProcess]: Starting monitored process 273 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:32,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Waiting until timeout for monitored process [2024-12-06 02:31:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:33,376 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:33,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:33,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:33,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:33,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (273)] Ended with exit code 0 [2024-12-06 02:31:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:33,571 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:33,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:33,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:33,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:33,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:33,572 INFO L229 MonitoredProcess]: Starting monitored process 274 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:33,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Waiting until timeout for monitored process [2024-12-06 02:31:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:34,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:34,021 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:34,022 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:34,175 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:34,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (274)] Ended with exit code 0 [2024-12-06 02:31:34,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:34,184 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:34,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:34,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:34,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:34,186 INFO L229 MonitoredProcess]: Starting monitored process 275 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:34,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Waiting until timeout for monitored process [2024-12-06 02:31:34,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:34,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:34,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:34,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:34,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (275)] Ended with exit code 0 [2024-12-06 02:31:34,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:34,822 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:34,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:34,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:34,822 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:34,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:34,823 INFO L229 MonitoredProcess]: Starting monitored process 276 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:34,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Waiting until timeout for monitored process [2024-12-06 02:31:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:35,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:35,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:35,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:35,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (276)] Ended with exit code 0 [2024-12-06 02:31:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:35,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:35,477 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:35,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:35,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:35,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:35,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:35,478 INFO L229 MonitoredProcess]: Starting monitored process 277 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:35,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Waiting until timeout for monitored process [2024-12-06 02:31:35,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:35,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:35,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:35,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:36,146 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 02:31:36,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (277)] Ended with exit code 0 [2024-12-06 02:31:36,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:36,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:36,157 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:36,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:36,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:36,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:36,158 INFO L229 MonitoredProcess]: Starting monitored process 278 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:36,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Waiting until timeout for monitored process [2024-12-06 02:31:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:36,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:36,570 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:36,570 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:36,766 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 02:31:36,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (278)] Ended with exit code 0 [2024-12-06 02:31:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:36,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:36,777 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:36,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:36,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:36,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:36,778 INFO L229 MonitoredProcess]: Starting monitored process 279 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:36,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Waiting until timeout for monitored process [2024-12-06 02:31:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:37,176 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:37,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:37,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:37,324 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:37,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (279)] Ended with exit code 0 [2024-12-06 02:31:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:37,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:37,333 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:37,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:37,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:37,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:37,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:37,335 INFO L229 MonitoredProcess]: Starting monitored process 280 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:37,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Waiting until timeout for monitored process [2024-12-06 02:31:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:37,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:37,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:37,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:37,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (280)] Ended with exit code 0 [2024-12-06 02:31:37,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:37,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:37,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:37,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:37,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:37,980 INFO L229 MonitoredProcess]: Starting monitored process 281 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:37,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Waiting until timeout for monitored process [2024-12-06 02:31:38,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:38,377 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:38,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:38,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:38,560 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 02:31:38,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (281)] Ended with exit code 0 [2024-12-06 02:31:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:38,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:38,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:38,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:38,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:38,573 INFO L229 MonitoredProcess]: Starting monitored process 282 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:38,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Waiting until timeout for monitored process [2024-12-06 02:31:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:39,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:39,068 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:39,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:39,251 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:39,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (282)] Ended with exit code 0 [2024-12-06 02:31:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:39,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:39,261 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:39,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:39,261 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:39,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:39,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:39,263 INFO L229 MonitoredProcess]: Starting monitored process 283 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:39,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Waiting until timeout for monitored process [2024-12-06 02:31:39,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:39,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:39,717 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:39,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:39,880 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 02:31:39,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (283)] Ended with exit code 0 [2024-12-06 02:31:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:39,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:39,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:39,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:39,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:39,892 INFO L229 MonitoredProcess]: Starting monitored process 284 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:39,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Waiting until timeout for monitored process [2024-12-06 02:31:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:40,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:40,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:40,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:40,577 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 02:31:40,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (284)] Ended with exit code 0 [2024-12-06 02:31:40,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:40,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:40,587 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:40,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:40,587 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:40,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:40,589 INFO L229 MonitoredProcess]: Starting monitored process 285 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:40,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Waiting until timeout for monitored process [2024-12-06 02:31:40,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:40,979 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:40,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:40,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:40,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:41,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (285)] Ended with exit code 0 [2024-12-06 02:31:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:41,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:41,160 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:41,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:41,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:41,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:41,163 INFO L229 MonitoredProcess]: Starting monitored process 286 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:41,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Waiting until timeout for monitored process [2024-12-06 02:31:41,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:41,611 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:41,630 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:41,631 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:41,787 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 02:31:41,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (286)] Ended with exit code 0 [2024-12-06 02:31:41,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:41,796 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:41,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:41,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:41,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:41,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:41,798 INFO L229 MonitoredProcess]: Starting monitored process 287 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:41,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Waiting until timeout for monitored process [2024-12-06 02:31:42,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:42,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:42,248 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:42,249 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:42,432 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 02:31:42,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (287)] Ended with exit code 0 [2024-12-06 02:31:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:42,444 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:42,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:42,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:42,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:42,445 INFO L229 MonitoredProcess]: Starting monitored process 288 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:42,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Waiting until timeout for monitored process [2024-12-06 02:31:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:42,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:42,967 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:31:42,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:43,165 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 02:31:43,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (288)] Ended with exit code 0 [2024-12-06 02:31:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:43,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:43,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:43,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:43,178 INFO L229 MonitoredProcess]: Starting monitored process 289 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:43,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Waiting until timeout for monitored process [2024-12-06 02:31:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:43,655 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:43,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:43,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:43,849 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:43,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (289)] Ended with exit code 0 [2024-12-06 02:31:43,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:43,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:43,861 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:43,861 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:43,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:43,863 INFO L229 MonitoredProcess]: Starting monitored process 290 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:43,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Waiting until timeout for monitored process [2024-12-06 02:31:44,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:44,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:44,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:44,284 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:44,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:44,474 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 02:31:44,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (290)] Ended with exit code 0 [2024-12-06 02:31:44,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:44,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:44,484 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:44,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:44,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:44,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:44,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:44,485 INFO L229 MonitoredProcess]: Starting monitored process 291 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:44,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Waiting until timeout for monitored process [2024-12-06 02:31:44,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:44,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:44,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:44,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:45,161 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:45,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (291)] Ended with exit code 0 [2024-12-06 02:31:45,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:45,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:45,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:45,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:45,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:45,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:45,173 INFO L229 MonitoredProcess]: Starting monitored process 292 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:45,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Waiting until timeout for monitored process [2024-12-06 02:31:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:45,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:45,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:45,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:45,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:45,780 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 02:31:45,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (292)] Ended with exit code 0 [2024-12-06 02:31:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:45,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:45,791 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:45,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:45,792 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:45,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:45,793 INFO L229 MonitoredProcess]: Starting monitored process 293 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:45,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Waiting until timeout for monitored process [2024-12-06 02:31:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:46,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:46,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:46,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:46,508 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 02:31:46,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (293)] Ended with exit code 0 [2024-12-06 02:31:46,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:46,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:46,519 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:46,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:46,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:46,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:46,520 INFO L229 MonitoredProcess]: Starting monitored process 294 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:46,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Waiting until timeout for monitored process [2024-12-06 02:31:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:47,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:47,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:47,023 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:47,195 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 02:31:47,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (294)] Ended with exit code 0 [2024-12-06 02:31:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:47,206 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:47,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:47,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:47,206 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:47,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:47,207 INFO L229 MonitoredProcess]: Starting monitored process 295 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:47,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Waiting until timeout for monitored process [2024-12-06 02:31:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:47,672 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:47,691 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:47,691 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:47,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (295)] Ended with exit code 0 [2024-12-06 02:31:47,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:47,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:47,866 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:47,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:47,866 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:47,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:47,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:47,867 INFO L229 MonitoredProcess]: Starting monitored process 296 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:47,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Waiting until timeout for monitored process [2024-12-06 02:31:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:48,344 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:48,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:48,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:48,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (296)] Ended with exit code 0 [2024-12-06 02:31:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:48,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:48,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:48,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:48,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:48,567 INFO L229 MonitoredProcess]: Starting monitored process 297 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:48,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Waiting until timeout for monitored process [2024-12-06 02:31:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:49,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:49,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:49,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:49,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:49,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (297)] Ended with exit code 0 [2024-12-06 02:31:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:49,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:49,278 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:49,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:49,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:49,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:49,280 INFO L229 MonitoredProcess]: Starting monitored process 298 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:49,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Waiting until timeout for monitored process [2024-12-06 02:31:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:49,739 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:49,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:49,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:49,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:49,957 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 02:31:49,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (298)] Ended with exit code 0 [2024-12-06 02:31:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:49,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:49,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:49,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:49,970 INFO L229 MonitoredProcess]: Starting monitored process 299 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:49,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Waiting until timeout for monitored process [2024-12-06 02:31:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:50,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:50,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:50,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:50,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:50,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:50,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (299)] Ended with exit code 0 [2024-12-06 02:31:50,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:50,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:50,651 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:50,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:50,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:50,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:50,652 INFO L229 MonitoredProcess]: Starting monitored process 300 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:50,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Waiting until timeout for monitored process [2024-12-06 02:31:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:51,139 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:51,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:51,161 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:51,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:51,309 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:51,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (300)] Ended with exit code 0 [2024-12-06 02:31:51,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:51,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:51,318 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:51,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:51,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:51,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:51,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:51,319 INFO L229 MonitoredProcess]: Starting monitored process 301 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:51,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Waiting until timeout for monitored process [2024-12-06 02:31:51,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:51,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:51,831 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:51,831 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:52,014 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 02:31:52,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (301)] Ended with exit code 0 [2024-12-06 02:31:52,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:52,025 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:52,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:52,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:52,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:52,026 INFO L229 MonitoredProcess]: Starting monitored process 302 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:52,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Waiting until timeout for monitored process [2024-12-06 02:31:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:52,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:52,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:52,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:52,671 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:52,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (302)] Ended with exit code 0 [2024-12-06 02:31:52,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:52,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:52,681 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:52,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:52,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:52,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:52,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:52,683 INFO L229 MonitoredProcess]: Starting monitored process 303 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:52,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Waiting until timeout for monitored process [2024-12-06 02:31:53,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:53,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:53,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:53,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:53,210 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:53,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (303)] Ended with exit code 0 [2024-12-06 02:31:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:53,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:53,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:53,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:53,375 INFO L229 MonitoredProcess]: Starting monitored process 304 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:53,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Waiting until timeout for monitored process [2024-12-06 02:31:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:53,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:53,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:53,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:54,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (304)] Ended with exit code 0 [2024-12-06 02:31:54,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:54,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:54,047 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:54,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:54,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:54,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:54,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:54,049 INFO L229 MonitoredProcess]: Starting monitored process 305 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:54,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Waiting until timeout for monitored process [2024-12-06 02:31:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:54,534 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:54,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:54,554 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:54,555 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:54,737 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:54,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (305)] Ended with exit code 0 [2024-12-06 02:31:54,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:54,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:54,746 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:54,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:54,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:54,747 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:54,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:54,748 INFO L229 MonitoredProcess]: Starting monitored process 306 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:54,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Waiting until timeout for monitored process [2024-12-06 02:31:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:55,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:55,262 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:55,263 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:55,442 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:55,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (306)] Ended with exit code 0 [2024-12-06 02:31:55,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:55,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:55,453 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:55,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:55,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:55,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:55,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:55,454 INFO L229 MonitoredProcess]: Starting monitored process 307 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:55,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Waiting until timeout for monitored process [2024-12-06 02:31:55,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:55,925 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:55,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:55,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:56,143 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:56,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (307)] Forceful destruction successful, exit code 0 [2024-12-06 02:31:56,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:56,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:56,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:56,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:56,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:56,154 INFO L229 MonitoredProcess]: Starting monitored process 308 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:56,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Waiting until timeout for monitored process [2024-12-06 02:31:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:56,619 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:56,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:56,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:56,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:56,837 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 02:31:56,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (308)] Forceful destruction successful, exit code 0 [2024-12-06 02:31:56,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:56,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:56,848 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:56,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:56,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:56,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:56,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:56,849 INFO L229 MonitoredProcess]: Starting monitored process 309 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:56,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Waiting until timeout for monitored process [2024-12-06 02:31:57,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:57,330 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:57,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:57,347 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:57,347 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:57,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (309)] Ended with exit code 0 [2024-12-06 02:31:57,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:57,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:57,515 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:57,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:57,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:57,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:57,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:57,516 INFO L229 MonitoredProcess]: Starting monitored process 310 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:57,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Waiting until timeout for monitored process [2024-12-06 02:31:58,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:58,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:58,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:58,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:58,219 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 02:31:58,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (310)] Ended with exit code 0 [2024-12-06 02:31:58,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:58,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:58,231 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:58,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:58,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:58,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:58,233 INFO L229 MonitoredProcess]: Starting monitored process 311 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:58,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Waiting until timeout for monitored process [2024-12-06 02:31:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:58,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:58,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:58,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:58,899 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:58,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (311)] Ended with exit code 0 [2024-12-06 02:31:58,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:58,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:58,910 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:58,910 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:58,910 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:58,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:58,911 INFO L229 MonitoredProcess]: Starting monitored process 312 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:58,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Waiting until timeout for monitored process [2024-12-06 02:31:59,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:59,411 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:31:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:31:59,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:31:59,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:31:59,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:31:59,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (312)] Ended with exit code 0 [2024-12-06 02:31:59,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:31:59,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:31:59,614 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:31:59,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:31:59,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:31:59,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:31:59,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:31:59,616 INFO L229 MonitoredProcess]: Starting monitored process 313 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:31:59,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Waiting until timeout for monitored process [2024-12-06 02:32:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:00,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:00,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:00,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:00,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:00,297 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 02:32:00,301 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (313)] Ended with exit code 0 [2024-12-06 02:32:00,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:00,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:00,308 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:00,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:00,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:00,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:00,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:00,309 INFO L229 MonitoredProcess]: Starting monitored process 314 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:00,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Waiting until timeout for monitored process [2024-12-06 02:32:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:00,728 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:00,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:00,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:00,747 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:00,907 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (314)] Forceful destruction successful, exit code 0 [2024-12-06 02:32:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:00,914 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:00,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:00,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:00,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:00,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:00,915 INFO L229 MonitoredProcess]: Starting monitored process 315 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:00,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Waiting until timeout for monitored process [2024-12-06 02:32:01,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:01,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:01,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:01,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:01,697 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:01,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (315)] Ended with exit code 0 [2024-12-06 02:32:01,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:01,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:01,708 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:01,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:01,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:01,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:01,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:01,709 INFO L229 MonitoredProcess]: Starting monitored process 316 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:01,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Waiting until timeout for monitored process [2024-12-06 02:32:02,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:02,162 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:02,181 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:02,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:02,382 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 02:32:02,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (316)] Ended with exit code 0 [2024-12-06 02:32:02,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:02,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:02,393 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:02,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:02,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:02,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:02,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:02,395 INFO L229 MonitoredProcess]: Starting monitored process 317 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:02,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Waiting until timeout for monitored process [2024-12-06 02:32:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:02,917 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:02,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:02,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:03,163 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 02:32:03,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (317)] Ended with exit code 0 [2024-12-06 02:32:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:03,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:03,176 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:03,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:03,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:03,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:03,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:03,177 INFO L229 MonitoredProcess]: Starting monitored process 318 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:03,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Waiting until timeout for monitored process [2024-12-06 02:32:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:03,665 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:03,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:03,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:03,848 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:03,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (318)] Ended with exit code 0 [2024-12-06 02:32:03,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:03,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:03,858 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:03,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:03,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:03,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:03,860 INFO L229 MonitoredProcess]: Starting monitored process 319 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:03,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Waiting until timeout for monitored process [2024-12-06 02:32:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:04,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:04,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:04,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:04,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (319)] Ended with exit code 0 [2024-12-06 02:32:04,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:04,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:04,553 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:04,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:04,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:04,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:04,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:04,555 INFO L229 MonitoredProcess]: Starting monitored process 320 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:04,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Waiting until timeout for monitored process [2024-12-06 02:32:04,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:04,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:05,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:05,015 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:05,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:05,204 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 02:32:05,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (320)] Ended with exit code 0 [2024-12-06 02:32:05,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:05,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:05,215 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:05,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:05,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:05,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:05,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:05,216 INFO L229 MonitoredProcess]: Starting monitored process 321 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:05,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Waiting until timeout for monitored process [2024-12-06 02:32:05,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:05,676 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:05,692 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:05,692 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:05,881 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 02:32:05,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (321)] Ended with exit code 0 [2024-12-06 02:32:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:05,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:05,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:05,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:05,894 INFO L229 MonitoredProcess]: Starting monitored process 322 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:05,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Waiting until timeout for monitored process [2024-12-06 02:32:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:06,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:06,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:06,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:06,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (322)] Ended with exit code 0 [2024-12-06 02:32:06,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:06,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:06,636 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:06,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:06,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:06,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:06,637 INFO L229 MonitoredProcess]: Starting monitored process 323 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:06,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Waiting until timeout for monitored process [2024-12-06 02:32:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:07,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:07,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:07,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:07,393 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 02:32:07,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (323)] Ended with exit code 0 [2024-12-06 02:32:07,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:07,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:07,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:07,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:07,404 INFO L229 MonitoredProcess]: Starting monitored process 324 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:07,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Waiting until timeout for monitored process [2024-12-06 02:32:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:07,901 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:07,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:07,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:08,075 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 02:32:08,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (324)] Ended with exit code 0 [2024-12-06 02:32:08,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:08,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:08,088 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:08,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:08,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:08,088 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:08,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:08,089 INFO L229 MonitoredProcess]: Starting monitored process 325 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:08,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Waiting until timeout for monitored process [2024-12-06 02:32:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:08,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:08,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:08,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:08,626 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:08,771 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 02:32:08,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (325)] Forceful destruction successful, exit code 0 [2024-12-06 02:32:08,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:08,782 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:08,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:08,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:08,783 INFO L229 MonitoredProcess]: Starting monitored process 326 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:08,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Waiting until timeout for monitored process [2024-12-06 02:32:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:09,221 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:09,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:09,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:09,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:09,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (326)] Ended with exit code 0 [2024-12-06 02:32:09,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:09,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:09,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:09,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:09,491 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:09,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:09,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:09,493 INFO L229 MonitoredProcess]: Starting monitored process 327 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:09,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Waiting until timeout for monitored process [2024-12-06 02:32:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:10,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:10,054 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:10,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:10,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:10,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (327)] Ended with exit code 0 [2024-12-06 02:32:10,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:10,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:10,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:10,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:10,279 INFO L229 MonitoredProcess]: Starting monitored process 328 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:10,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Waiting until timeout for monitored process [2024-12-06 02:32:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:10,788 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:10,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:10,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:10,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:10,980 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 02:32:10,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (328)] Ended with exit code 0 [2024-12-06 02:32:10,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:10,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:10,991 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:10,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:10,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:10,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:10,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:10,993 INFO L229 MonitoredProcess]: Starting monitored process 329 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:10,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Waiting until timeout for monitored process [2024-12-06 02:32:11,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:11,514 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:11,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:11,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:11,701 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 02:32:11,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (329)] Ended with exit code 0 [2024-12-06 02:32:11,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:11,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:11,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:11,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:11,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:11,714 INFO L229 MonitoredProcess]: Starting monitored process 330 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:11,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Waiting until timeout for monitored process [2024-12-06 02:32:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:12,235 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:12,255 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:12,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:12,423 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 02:32:12,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (330)] Ended with exit code 0 [2024-12-06 02:32:12,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:12,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:12,433 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:12,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:12,433 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:12,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:12,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:12,434 INFO L229 MonitoredProcess]: Starting monitored process 331 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:12,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Waiting until timeout for monitored process [2024-12-06 02:32:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:12,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:12,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:12,973 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:13,164 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 02:32:13,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (331)] Ended with exit code 0 [2024-12-06 02:32:13,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:13,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:13,176 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:13,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:13,176 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:13,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:13,177 INFO L229 MonitoredProcess]: Starting monitored process 332 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:13,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Waiting until timeout for monitored process [2024-12-06 02:32:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:13,717 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:13,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:13,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:13,937 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 02:32:13,941 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (332)] Forceful destruction successful, exit code 0 [2024-12-06 02:32:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:13,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:13,947 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:13,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:13,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:13,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:13,948 INFO L229 MonitoredProcess]: Starting monitored process 333 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:13,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Waiting until timeout for monitored process [2024-12-06 02:32:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:14,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:14,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:14,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:14,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:14,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (333)] Forceful destruction successful, exit code 0 [2024-12-06 02:32:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:14,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:14,664 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:14,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:14,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:14,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:14,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:14,665 INFO L229 MonitoredProcess]: Starting monitored process 334 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:14,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Waiting until timeout for monitored process [2024-12-06 02:32:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:15,180 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:15,196 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:15,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:15,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (334)] Ended with exit code 0 [2024-12-06 02:32:15,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:15,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:15,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:15,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:15,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:15,395 INFO L229 MonitoredProcess]: Starting monitored process 335 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:15,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Waiting until timeout for monitored process [2024-12-06 02:32:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:15,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:15,865 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:15,866 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:16,055 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 02:32:16,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (335)] Ended with exit code 0 [2024-12-06 02:32:16,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:16,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:16,066 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:16,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:16,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:16,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:16,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:16,067 INFO L229 MonitoredProcess]: Starting monitored process 336 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:16,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Waiting until timeout for monitored process [2024-12-06 02:32:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:16,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:16,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:16,559 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:16,722 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 02:32:16,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (336)] Ended with exit code 0 [2024-12-06 02:32:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:16,731 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:16,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:16,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:16,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:16,733 INFO L229 MonitoredProcess]: Starting monitored process 337 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:16,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Waiting until timeout for monitored process [2024-12-06 02:32:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:17,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:17,251 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:17,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:17,439 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:17,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (337)] Ended with exit code 0 [2024-12-06 02:32:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:17,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:17,449 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:17,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:17,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:17,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:17,451 INFO L229 MonitoredProcess]: Starting monitored process 338 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:17,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Waiting until timeout for monitored process [2024-12-06 02:32:17,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:17,926 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:17,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:17,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:18,096 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:18,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (338)] Ended with exit code 0 [2024-12-06 02:32:18,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:18,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:18,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:18,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:18,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:18,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:18,110 INFO L229 MonitoredProcess]: Starting monitored process 339 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:18,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Waiting until timeout for monitored process [2024-12-06 02:32:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:18,583 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:18,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:18,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:18,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (339)] Ended with exit code 0 [2024-12-06 02:32:18,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:18,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:18,803 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:18,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:18,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:18,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:18,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:18,805 INFO L229 MonitoredProcess]: Starting monitored process 340 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:18,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Waiting until timeout for monitored process [2024-12-06 02:32:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:19,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:19,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:19,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:19,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:19,534 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:19,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (340)] Ended with exit code 0 [2024-12-06 02:32:19,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:19,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:19,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:19,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:19,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:19,547 INFO L229 MonitoredProcess]: Starting monitored process 341 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:19,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Waiting until timeout for monitored process [2024-12-06 02:32:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:20,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:20,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:20,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:20,267 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (341)] Ended with exit code 0 [2024-12-06 02:32:20,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:20,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:20,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:20,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:20,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:20,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:20,277 INFO L229 MonitoredProcess]: Starting monitored process 342 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:20,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Waiting until timeout for monitored process [2024-12-06 02:32:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:20,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:20,816 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:20,980 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 02:32:20,984 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (342)] Ended with exit code 0 [2024-12-06 02:32:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:20,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:20,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:20,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:20,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:20,992 INFO L229 MonitoredProcess]: Starting monitored process 343 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:20,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Waiting until timeout for monitored process [2024-12-06 02:32:21,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:21,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:21,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:21,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:21,488 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:21,705 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:21,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (343)] Ended with exit code 0 [2024-12-06 02:32:21,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:21,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:21,717 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:21,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:21,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:21,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:21,718 INFO L229 MonitoredProcess]: Starting monitored process 344 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:21,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Waiting until timeout for monitored process [2024-12-06 02:32:22,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:22,213 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:22,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:22,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:22,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:22,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (344)] Ended with exit code 0 [2024-12-06 02:32:22,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:22,434 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:22,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:22,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:22,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:22,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:22,435 INFO L229 MonitoredProcess]: Starting monitored process 345 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:22,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Waiting until timeout for monitored process [2024-12-06 02:32:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:22,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:22,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:22,929 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:23,118 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 02:32:23,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (345)] Ended with exit code 0 [2024-12-06 02:32:23,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:23,130 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:23,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:23,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:23,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:23,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:23,131 INFO L229 MonitoredProcess]: Starting monitored process 346 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:23,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Waiting until timeout for monitored process [2024-12-06 02:32:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:23,664 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:23,680 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:23,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:23,857 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 02:32:23,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (346)] Ended with exit code 0 [2024-12-06 02:32:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:23,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:23,868 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:23,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:23,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:23,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:23,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:23,870 INFO L229 MonitoredProcess]: Starting monitored process 347 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:23,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Waiting until timeout for monitored process [2024-12-06 02:32:24,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:24,424 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:24,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:24,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:24,616 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 02:32:24,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (347)] Ended with exit code 0 [2024-12-06 02:32:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:24,627 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:24,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:24,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:24,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:24,628 INFO L229 MonitoredProcess]: Starting monitored process 348 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:24,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Waiting until timeout for monitored process [2024-12-06 02:32:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:25,206 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:25,395 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 02:32:25,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (348)] Ended with exit code 0 [2024-12-06 02:32:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:25,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:25,404 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:25,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:25,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:25,404 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:25,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:25,406 INFO L229 MonitoredProcess]: Starting monitored process 349 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:25,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Waiting until timeout for monitored process [2024-12-06 02:32:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,919 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:25,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:25,935 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:26,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (349)] Ended with exit code 0 [2024-12-06 02:32:26,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:26,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:26,109 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:26,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:26,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:26,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:26,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:26,110 INFO L229 MonitoredProcess]: Starting monitored process 350 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:26,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Waiting until timeout for monitored process [2024-12-06 02:32:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:26,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:26,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:26,676 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:26,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:26,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (350)] Ended with exit code 0 [2024-12-06 02:32:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:26,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:26,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:26,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:26,889 INFO L229 MonitoredProcess]: Starting monitored process 351 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:26,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Waiting until timeout for monitored process [2024-12-06 02:32:27,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:27,438 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:27,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:27,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:27,582 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 02:32:27,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (351)] Ended with exit code 0 [2024-12-06 02:32:27,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:27,592 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:27,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:27,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:27,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:27,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:27,594 INFO L229 MonitoredProcess]: Starting monitored process 352 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:27,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Waiting until timeout for monitored process [2024-12-06 02:32:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:28,075 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:28,092 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:28,092 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:28,247 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 02:32:28,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (352)] Ended with exit code 0 [2024-12-06 02:32:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:28,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:28,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:28,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:28,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:28,260 INFO L229 MonitoredProcess]: Starting monitored process 353 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:28,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Waiting until timeout for monitored process [2024-12-06 02:32:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:28,812 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:28,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:28,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:29,019 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 02:32:29,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (353)] Ended with exit code 0 [2024-12-06 02:32:29,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:29,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:29,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:29,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:29,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:29,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:29,031 INFO L229 MonitoredProcess]: Starting monitored process 354 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:29,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Waiting until timeout for monitored process [2024-12-06 02:32:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:29,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:29,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:29,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:29,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:29,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (354)] Ended with exit code 0 [2024-12-06 02:32:29,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:29,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:29,841 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:29,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:29,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:29,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:29,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:29,842 INFO L229 MonitoredProcess]: Starting monitored process 355 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:29,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Waiting until timeout for monitored process [2024-12-06 02:32:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:30,383 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:30,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:30,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:30,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:30,594 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 02:32:30,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (355)] Ended with exit code 0 [2024-12-06 02:32:30,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:30,603 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:30,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:30,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:30,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:30,605 INFO L229 MonitoredProcess]: Starting monitored process 356 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:30,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Waiting until timeout for monitored process [2024-12-06 02:32:31,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:31,185 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:31,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:31,201 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:31,360 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 02:32:31,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (356)] Ended with exit code 0 [2024-12-06 02:32:31,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:31,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:31,371 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:31,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:31,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:31,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:31,372 INFO L229 MonitoredProcess]: Starting monitored process 357 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Waiting until timeout for monitored process [2024-12-06 02:32:31,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:31,906 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:31,924 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:31,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:32,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:32,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (357)] Ended with exit code 0 [2024-12-06 02:32:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:32,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:32,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:32,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:32,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:32,083 INFO L229 MonitoredProcess]: Starting monitored process 358 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:32,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Waiting until timeout for monitored process [2024-12-06 02:32:32,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:32,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:32,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:32,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:32,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:32,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (358)] Ended with exit code 0 [2024-12-06 02:32:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:32,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:32,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:32,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:32,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:32,845 INFO L229 MonitoredProcess]: Starting monitored process 359 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:32,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Waiting until timeout for monitored process [2024-12-06 02:32:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:33,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:33,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:33,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:33,570 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 02:32:33,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (359)] Ended with exit code 0 [2024-12-06 02:32:33,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:33,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:33,580 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:33,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:33,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:33,580 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:33,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:33,582 INFO L229 MonitoredProcess]: Starting monitored process 360 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:33,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Waiting until timeout for monitored process [2024-12-06 02:32:34,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:34,085 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:34,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:34,104 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:34,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:34,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (360)] Ended with exit code 0 [2024-12-06 02:32:34,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:34,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:34,318 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:34,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:34,318 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:34,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:34,320 INFO L229 MonitoredProcess]: Starting monitored process 361 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:34,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Waiting until timeout for monitored process [2024-12-06 02:32:34,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:34,887 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:34,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:34,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:35,074 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 02:32:35,079 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (361)] Ended with exit code 0 [2024-12-06 02:32:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:35,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:35,085 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:35,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:35,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:35,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:35,087 INFO L229 MonitoredProcess]: Starting monitored process 362 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:35,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Waiting until timeout for monitored process [2024-12-06 02:32:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:35,685 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:35,706 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:35,707 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:35,890 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 02:32:35,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (362)] Ended with exit code 0 [2024-12-06 02:32:35,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:35,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:35,901 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:35,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:35,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:35,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:35,902 INFO L229 MonitoredProcess]: Starting monitored process 363 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:35,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Waiting until timeout for monitored process [2024-12-06 02:32:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:36,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:36,501 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:36,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:36,666 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:36,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (363)] Ended with exit code 0 [2024-12-06 02:32:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:36,681 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:36,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:36,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:36,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:36,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:36,683 INFO L229 MonitoredProcess]: Starting monitored process 364 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:36,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Waiting until timeout for monitored process [2024-12-06 02:32:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,227 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:37,244 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:37,420 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 02:32:37,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (364)] Ended with exit code 0 [2024-12-06 02:32:37,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:37,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:37,432 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:37,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:37,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:37,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:37,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:37,433 INFO L229 MonitoredProcess]: Starting monitored process 365 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:37,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Waiting until timeout for monitored process [2024-12-06 02:32:37,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:37,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:37,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:38,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:38,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (365)] Ended with exit code 0 [2024-12-06 02:32:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:38,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:38,113 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:38,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:38,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:38,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:38,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:38,115 INFO L229 MonitoredProcess]: Starting monitored process 366 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:38,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Waiting until timeout for monitored process [2024-12-06 02:32:38,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:38,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:38,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:38,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:38,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:38,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (366)] Ended with exit code 0 [2024-12-06 02:32:38,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:38,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:38,828 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:38,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:38,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:38,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:38,829 INFO L229 MonitoredProcess]: Starting monitored process 367 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:38,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Waiting until timeout for monitored process [2024-12-06 02:32:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:39,397 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:39,415 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:39,416 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:39,643 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 02:32:39,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (367)] Ended with exit code 0 [2024-12-06 02:32:39,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:39,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:39,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:39,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:39,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:39,655 INFO L229 MonitoredProcess]: Starting monitored process 368 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:39,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Waiting until timeout for monitored process [2024-12-06 02:32:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:40,215 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:40,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:40,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:40,239 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:40,421 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 02:32:40,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (368)] Ended with exit code 0 [2024-12-06 02:32:40,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:40,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:40,431 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:40,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:40,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:40,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:40,433 INFO L229 MonitoredProcess]: Starting monitored process 369 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:40,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Waiting until timeout for monitored process [2024-12-06 02:32:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:40,971 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:40,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:40,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:41,192 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 02:32:41,197 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (369)] Ended with exit code 0 [2024-12-06 02:32:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:41,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:41,206 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:41,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:41,206 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:41,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:41,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:41,208 INFO L229 MonitoredProcess]: Starting monitored process 370 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:41,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Waiting until timeout for monitored process [2024-12-06 02:32:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:41,732 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:41,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:41,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:41,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (370)] Ended with exit code 0 [2024-12-06 02:32:41,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:41,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:41,941 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:41,941 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:41,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:41,943 INFO L229 MonitoredProcess]: Starting monitored process 371 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:41,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Waiting until timeout for monitored process [2024-12-06 02:32:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:42,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:42,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:42,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:42,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:42,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (371)] Ended with exit code 0 [2024-12-06 02:32:42,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:42,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:42,646 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:42,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:42,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:42,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:42,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:42,648 INFO L229 MonitoredProcess]: Starting monitored process 372 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:42,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Waiting until timeout for monitored process [2024-12-06 02:32:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:43,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:43,227 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:43,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:43,394 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 02:32:43,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (372)] Ended with exit code 0 [2024-12-06 02:32:43,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:43,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:43,406 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:43,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:43,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:43,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:43,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:43,407 INFO L229 MonitoredProcess]: Starting monitored process 373 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:43,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Waiting until timeout for monitored process [2024-12-06 02:32:43,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:43,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:44,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:44,007 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:44,008 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:44,178 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:44,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (373)] Ended with exit code 0 [2024-12-06 02:32:44,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:44,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:44,190 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:44,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:44,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:44,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:44,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:44,191 INFO L229 MonitoredProcess]: Starting monitored process 374 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:44,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Waiting until timeout for monitored process [2024-12-06 02:32:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:44,746 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:44,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:32:44,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:44,929 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 02:32:44,934 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (374)] Ended with exit code 0 [2024-12-06 02:32:44,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:44,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:44,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:44,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:44,941 INFO L229 MonitoredProcess]: Starting monitored process 375 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:44,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Waiting until timeout for monitored process [2024-12-06 02:32:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:45,533 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:45,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:45,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:45,550 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:45,726 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 02:32:45,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (375)] Ended with exit code 0 [2024-12-06 02:32:45,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:45,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:45,737 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:45,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:45,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:45,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:45,739 INFO L229 MonitoredProcess]: Starting monitored process 376 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:45,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Waiting until timeout for monitored process [2024-12-06 02:32:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:46,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:46,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:46,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:46,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:46,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:46,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (376)] Ended with exit code 0 [2024-12-06 02:32:46,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:46,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:46,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:46,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:46,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:46,523 INFO L229 MonitoredProcess]: Starting monitored process 377 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:46,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Waiting until timeout for monitored process [2024-12-06 02:32:47,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:47,129 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:47,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:47,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (377)] Ended with exit code 0 [2024-12-06 02:32:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:47,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:47,300 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:47,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:47,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:47,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:47,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:47,303 INFO L229 MonitoredProcess]: Starting monitored process 378 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:47,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Waiting until timeout for monitored process [2024-12-06 02:32:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:47,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:47,837 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:47,838 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:48,014 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 02:32:48,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (378)] Ended with exit code 0 [2024-12-06 02:32:48,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:48,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:48,025 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:48,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:48,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:48,026 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:48,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:48,027 INFO L229 MonitoredProcess]: Starting monitored process 379 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:48,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Waiting until timeout for monitored process [2024-12-06 02:32:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:48,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:48,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:48,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:48,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:48,766 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 02:32:48,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (379)] Ended with exit code 0 [2024-12-06 02:32:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:48,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:48,776 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:48,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:48,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:48,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:48,778 INFO L229 MonitoredProcess]: Starting monitored process 380 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:48,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Waiting until timeout for monitored process [2024-12-06 02:32:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:49,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:49,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:49,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:49,540 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 02:32:49,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (380)] Ended with exit code 0 [2024-12-06 02:32:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:49,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:49,554 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:49,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:49,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:49,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:49,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:49,556 INFO L229 MonitoredProcess]: Starting monitored process 381 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:49,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Waiting until timeout for monitored process [2024-12-06 02:32:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:50,037 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:50,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:50,057 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:50,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:50,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (381)] Ended with exit code 0 [2024-12-06 02:32:50,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:50,254 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:50,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:50,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:50,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:50,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:50,255 INFO L229 MonitoredProcess]: Starting monitored process 382 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:50,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Waiting until timeout for monitored process [2024-12-06 02:32:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:50,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:50,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:50,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:50,959 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 02:32:50,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (382)] Ended with exit code 0 [2024-12-06 02:32:50,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:50,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:50,970 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:50,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:50,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:50,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:50,971 INFO L229 MonitoredProcess]: Starting monitored process 383 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:50,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Waiting until timeout for monitored process [2024-12-06 02:32:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:51,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:51,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:51,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:51,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:32:51,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:32:51,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (383)] Ended with exit code 0 [2024-12-06 02:32:51,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:32:51,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:32:51,735 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:32:51,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:32:51,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:32:51,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:32:51,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:32:51,737 INFO L229 MonitoredProcess]: Starting monitored process 384 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:32:51,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (384)] Waiting until timeout for monitored process [2024-12-06 02:32:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:52,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:32:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:32:52,381 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:32:52,382 INFO L279 TraceCheckSpWp]: Computing forward predicates... WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-12-06 02:35:13,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (545)] Ended with exit code 0 [2024-12-06 02:35:13,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:13,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:13,813 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:13,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:13,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:13,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:13,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:13,814 INFO L229 MonitoredProcess]: Starting monitored process 546 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:13,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (546)] Waiting until timeout for monitored process [2024-12-06 02:35:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:14,546 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:14,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:14,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:14,746 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 02:35:14,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (546)] Ended with exit code 0 [2024-12-06 02:35:14,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:14,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:14,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:14,765 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:14,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:14,766 INFO L229 MonitoredProcess]: Starting monitored process 547 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:14,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (547)] Waiting until timeout for monitored process [2024-12-06 02:35:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:15,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:15,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:15,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:15,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:15,859 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 02:35:15,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (547)] Ended with exit code 0 [2024-12-06 02:35:15,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:15,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:15,876 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:15,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:15,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:15,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:15,878 INFO L229 MonitoredProcess]: Starting monitored process 548 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:15,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (548)] Waiting until timeout for monitored process [2024-12-06 02:35:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:16,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:16,805 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:16,806 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:17,018 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 02:35:17,030 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (548)] Ended with exit code 0 [2024-12-06 02:35:17,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:17,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:17,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:17,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:17,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:17,037 INFO L229 MonitoredProcess]: Starting monitored process 549 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:17,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (549)] Waiting until timeout for monitored process [2024-12-06 02:35:17,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:17,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:17,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:17,921 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:18,101 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 02:35:18,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (549)] Ended with exit code 0 [2024-12-06 02:35:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:18,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:18,117 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:18,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:18,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:18,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:18,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:18,119 INFO L229 MonitoredProcess]: Starting monitored process 550 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:18,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (550)] Waiting until timeout for monitored process [2024-12-06 02:35:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:19,000 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:19,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:19,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:19,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:19,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (550)] Ended with exit code 0 [2024-12-06 02:35:19,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:19,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:19,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:19,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:19,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:19,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:19,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:19,267 INFO L229 MonitoredProcess]: Starting monitored process 551 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:19,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (551)] Waiting until timeout for monitored process [2024-12-06 02:35:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:20,116 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:20,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:20,137 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:20,138 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:20,342 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:20,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (551)] Ended with exit code 0 [2024-12-06 02:35:20,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:20,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:20,360 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:20,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:20,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:20,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:20,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:20,361 INFO L229 MonitoredProcess]: Starting monitored process 552 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:20,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (552)] Waiting until timeout for monitored process [2024-12-06 02:35:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:21,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:21,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:21,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:21,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:21,481 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (552)] Ended with exit code 0 [2024-12-06 02:35:21,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:21,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:21,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:21,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:21,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:21,493 INFO L229 MonitoredProcess]: Starting monitored process 553 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:21,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (553)] Waiting until timeout for monitored process [2024-12-06 02:35:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:22,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:22,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:22,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:22,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (553)] Ended with exit code 0 [2024-12-06 02:35:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:22,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:22,616 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:22,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:22,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:22,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:22,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:22,618 INFO L229 MonitoredProcess]: Starting monitored process 554 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:22,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (554)] Waiting until timeout for monitored process [2024-12-06 02:35:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:23,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:23,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:23,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:23,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:23,761 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 02:35:23,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (554)] Ended with exit code 0 [2024-12-06 02:35:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:23,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:23,781 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:23,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:23,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:23,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:23,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:23,783 INFO L229 MonitoredProcess]: Starting monitored process 555 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:23,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (555)] Waiting until timeout for monitored process [2024-12-06 02:35:24,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:24,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:24,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:24,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:24,834 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 02:35:24,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (555)] Ended with exit code 0 [2024-12-06 02:35:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:24,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:24,853 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:24,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:24,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:24,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:24,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:24,855 INFO L229 MonitoredProcess]: Starting monitored process 556 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:24,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (556)] Waiting until timeout for monitored process [2024-12-06 02:35:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:25,724 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:25,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:25,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:25,742 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:25,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (556)] Ended with exit code 0 [2024-12-06 02:35:25,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:25,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:25,950 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:25,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:25,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:25,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:25,951 INFO L229 MonitoredProcess]: Starting monitored process 557 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:25,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (557)] Waiting until timeout for monitored process [2024-12-06 02:35:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:26,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:26,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:26,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:27,050 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 02:35:27,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (557)] Ended with exit code 0 [2024-12-06 02:35:27,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:27,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:27,066 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:27,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:27,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:27,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:27,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:27,068 INFO L229 MonitoredProcess]: Starting monitored process 558 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:27,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (558)] Waiting until timeout for monitored process [2024-12-06 02:35:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:27,791 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:27,816 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:27,817 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:28,016 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 02:35:28,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (558)] Ended with exit code 0 [2024-12-06 02:35:28,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:28,033 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:28,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:28,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:28,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:28,034 INFO L229 MonitoredProcess]: Starting monitored process 559 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:28,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (559)] Waiting until timeout for monitored process [2024-12-06 02:35:28,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:28,895 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:28,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:28,914 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:29,122 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 02:35:29,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (559)] Ended with exit code 0 [2024-12-06 02:35:29,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:29,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:29,141 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:29,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:29,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:29,142 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:29,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:29,143 INFO L229 MonitoredProcess]: Starting monitored process 560 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:29,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (560)] Waiting until timeout for monitored process [2024-12-06 02:35:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:29,951 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:29,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:29,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:30,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:30,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (560)] Ended with exit code 0 [2024-12-06 02:35:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:30,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:30,181 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:30,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:30,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:30,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:30,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:30,182 INFO L229 MonitoredProcess]: Starting monitored process 561 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:30,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (561)] Waiting until timeout for monitored process [2024-12-06 02:35:31,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:31,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:31,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:35:31,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:31,213 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 02:35:31,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (561)] Ended with exit code 0 [2024-12-06 02:35:31,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:31,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:31,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:31,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:31,230 INFO L229 MonitoredProcess]: Starting monitored process 562 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:31,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (562)] Waiting until timeout for monitored process [2024-12-06 02:35:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:32,049 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:32,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:32,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:35:32,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:32,280 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 02:35:32,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (562)] Ended with exit code 0 [2024-12-06 02:35:32,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:32,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:32,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:32,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:32,298 INFO L229 MonitoredProcess]: Starting monitored process 563 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:32,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (563)] Waiting until timeout for monitored process [2024-12-06 02:35:33,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:33,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:33,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:33,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:33,302 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 02:35:33,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (563)] Ended with exit code 0 [2024-12-06 02:35:33,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:33,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:33,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:33,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:33,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:33,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:33,319 INFO L229 MonitoredProcess]: Starting monitored process 564 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:33,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (564)] Waiting until timeout for monitored process [2024-12-06 02:35:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:34,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:34,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:34,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:34,238 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 02:35:34,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (564)] Ended with exit code 0 [2024-12-06 02:35:34,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:34,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:34,255 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:34,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:34,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:34,255 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:34,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:34,256 INFO L229 MonitoredProcess]: Starting monitored process 565 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:34,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (565)] Waiting until timeout for monitored process [2024-12-06 02:35:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:35,083 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:35,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:35,100 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:35,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:35,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (565)] Ended with exit code 0 [2024-12-06 02:35:35,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:35,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:35,305 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:35,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:35,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:35,305 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:35,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:35,307 INFO L229 MonitoredProcess]: Starting monitored process 566 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:35,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (566)] Waiting until timeout for monitored process [2024-12-06 02:35:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:36,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:36,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:36,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:36,303 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:36,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (566)] Ended with exit code 0 [2024-12-06 02:35:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:36,318 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:36,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:36,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:36,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:36,320 INFO L229 MonitoredProcess]: Starting monitored process 567 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:36,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (567)] Waiting until timeout for monitored process [2024-12-06 02:35:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:37,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:37,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:37,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:37,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:37,356 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 02:35:37,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (567)] Ended with exit code 0 [2024-12-06 02:35:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:37,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:37,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:37,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:37,375 INFO L229 MonitoredProcess]: Starting monitored process 568 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:37,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (568)] Waiting until timeout for monitored process [2024-12-06 02:35:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:38,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:38,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:38,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:38,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (568)] Ended with exit code 0 [2024-12-06 02:35:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:38,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:38,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:38,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:38,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:38,469 INFO L229 MonitoredProcess]: Starting monitored process 569 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:38,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (569)] Waiting until timeout for monitored process [2024-12-06 02:35:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:39,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:39,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:39,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:39,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:39,531 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (569)] Ended with exit code 0 [2024-12-06 02:35:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:39,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:39,537 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:39,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:39,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:39,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:39,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:39,538 INFO L229 MonitoredProcess]: Starting monitored process 570 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:39,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (570)] Waiting until timeout for monitored process [2024-12-06 02:35:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:40,387 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:40,403 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:40,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:40,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:40,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (570)] Ended with exit code 0 [2024-12-06 02:35:40,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:40,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:40,608 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:40,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:40,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:40,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:40,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:40,609 INFO L229 MonitoredProcess]: Starting monitored process 571 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:40,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (571)] Waiting until timeout for monitored process [2024-12-06 02:35:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:41,442 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:41,459 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:41,460 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:41,634 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:41,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (571)] Ended with exit code 0 [2024-12-06 02:35:41,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:41,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:41,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:41,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:41,655 INFO L229 MonitoredProcess]: Starting monitored process 572 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:41,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (572)] Waiting until timeout for monitored process [2024-12-06 02:35:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:42,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:42,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:42,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:42,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:42,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (572)] Ended with exit code 0 [2024-12-06 02:35:42,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:42,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:42,664 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:42,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:42,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:42,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:42,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:42,666 INFO L229 MonitoredProcess]: Starting monitored process 573 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:42,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (573)] Waiting until timeout for monitored process [2024-12-06 02:35:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:43,468 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:43,484 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:43,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:43,653 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 02:35:43,663 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (573)] Ended with exit code 0 [2024-12-06 02:35:43,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:43,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:43,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:43,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:43,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:43,671 INFO L229 MonitoredProcess]: Starting monitored process 574 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:43,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (574)] Waiting until timeout for monitored process [2024-12-06 02:35:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:44,443 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:44,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:44,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:44,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:44,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:44,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (574)] Ended with exit code 0 [2024-12-06 02:35:44,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:44,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:44,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:44,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:44,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:44,677 INFO L229 MonitoredProcess]: Starting monitored process 575 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:44,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (575)] Waiting until timeout for monitored process [2024-12-06 02:35:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:45,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:45,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:45,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:45,728 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 02:35:45,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (575)] Ended with exit code 0 [2024-12-06 02:35:45,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:45,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:45,746 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:45,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:45,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:45,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:45,748 INFO L229 MonitoredProcess]: Starting monitored process 576 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:45,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (576)] Waiting until timeout for monitored process [2024-12-06 02:35:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:46,539 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:46,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:46,559 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:46,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:46,733 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 02:35:46,744 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (576)] Ended with exit code 0 [2024-12-06 02:35:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:46,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:46,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:46,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:46,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:46,752 INFO L229 MonitoredProcess]: Starting monitored process 577 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:46,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (577)] Waiting until timeout for monitored process [2024-12-06 02:35:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:47,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:47,603 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:47,603 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:47,777 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:47,787 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (577)] Ended with exit code 0 [2024-12-06 02:35:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:47,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:47,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:47,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:47,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:47,797 INFO L229 MonitoredProcess]: Starting monitored process 578 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:47,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (578)] Waiting until timeout for monitored process [2024-12-06 02:35:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:48,524 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:48,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:48,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:48,723 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 02:35:48,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (578)] Ended with exit code 0 [2024-12-06 02:35:48,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:48,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:48,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:48,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:48,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:48,740 INFO L229 MonitoredProcess]: Starting monitored process 579 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:48,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (579)] Waiting until timeout for monitored process [2024-12-06 02:35:49,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:49,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:49,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:49,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:49,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (579)] Ended with exit code 0 [2024-12-06 02:35:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:49,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:49,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:49,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:49,761 INFO L229 MonitoredProcess]: Starting monitored process 580 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:49,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (580)] Waiting until timeout for monitored process [2024-12-06 02:35:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:50,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:50,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:50,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:50,762 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 02:35:50,772 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (580)] Ended with exit code 0 [2024-12-06 02:35:50,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:50,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:50,777 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:50,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:50,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:50,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:50,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:50,779 INFO L229 MonitoredProcess]: Starting monitored process 581 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:50,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (581)] Waiting until timeout for monitored process [2024-12-06 02:35:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:51,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:51,634 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:51,635 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:51,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:51,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (581)] Ended with exit code 0 [2024-12-06 02:35:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:51,817 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:51,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:51,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:51,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:51,818 INFO L229 MonitoredProcess]: Starting monitored process 582 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:51,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (582)] Waiting until timeout for monitored process [2024-12-06 02:35:52,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:52,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:52,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:52,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:52,668 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:52,867 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 02:35:52,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (582)] Ended with exit code 0 [2024-12-06 02:35:52,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:52,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:52,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:52,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:52,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:52,884 INFO L229 MonitoredProcess]: Starting monitored process 583 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:52,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (583)] Waiting until timeout for monitored process [2024-12-06 02:35:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:53,768 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:53,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:53,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:53,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:53,961 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 02:35:53,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (583)] Ended with exit code 0 [2024-12-06 02:35:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:53,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:53,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:53,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:53,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:53,979 INFO L229 MonitoredProcess]: Starting monitored process 584 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:53,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (584)] Waiting until timeout for monitored process [2024-12-06 02:35:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:54,774 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:54,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:54,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:54,983 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 02:35:54,993 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (584)] Ended with exit code 0 [2024-12-06 02:35:54,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:54,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:54,998 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:54,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:54,998 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:54,998 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:54,999 INFO L229 MonitoredProcess]: Starting monitored process 585 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:55,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (585)] Waiting until timeout for monitored process [2024-12-06 02:35:55,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:55,832 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:55,851 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:55,852 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:56,037 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (585)] Ended with exit code 0 [2024-12-06 02:35:56,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:56,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:56,044 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:56,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:56,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:56,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:56,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:56,045 INFO L229 MonitoredProcess]: Starting monitored process 586 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:56,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (586)] Waiting until timeout for monitored process [2024-12-06 02:35:56,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:56,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:57,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:57,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:57,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:57,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:57,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (586)] Ended with exit code 0 [2024-12-06 02:35:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:57,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:57,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:57,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:57,202 INFO L229 MonitoredProcess]: Starting monitored process 587 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:57,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (587)] Waiting until timeout for monitored process [2024-12-06 02:35:57,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:57,986 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:58,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:58,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:58,193 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 02:35:58,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (587)] Ended with exit code 0 [2024-12-06 02:35:58,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:58,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:58,210 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:58,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:58,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:58,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:58,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:58,211 INFO L229 MonitoredProcess]: Starting monitored process 588 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:58,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (588)] Waiting until timeout for monitored process [2024-12-06 02:35:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:59,062 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:35:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:35:59,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:35:59,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:35:59,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:35:59,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (588)] Ended with exit code 0 [2024-12-06 02:35:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:35:59,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:35:59,278 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:35:59,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:35:59,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:35:59,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:35:59,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:35:59,280 INFO L229 MonitoredProcess]: Starting monitored process 589 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:35:59,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (589)] Waiting until timeout for monitored process [2024-12-06 02:36:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:00,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:00,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:00,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:00,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:00,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (589)] Ended with exit code 0 [2024-12-06 02:36:00,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:00,373 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:00,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:00,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:00,373 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:00,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:00,374 INFO L229 MonitoredProcess]: Starting monitored process 590 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:00,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (590)] Waiting until timeout for monitored process [2024-12-06 02:36:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:01,232 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:01,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:01,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:01,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:01,398 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 02:36:01,408 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (590)] Ended with exit code 0 [2024-12-06 02:36:01,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:01,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:01,415 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:01,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:01,415 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:01,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:01,416 INFO L229 MonitoredProcess]: Starting monitored process 591 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:01,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (591)] Waiting until timeout for monitored process [2024-12-06 02:36:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:02,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:02,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:02,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:02,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:02,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (591)] Ended with exit code 0 [2024-12-06 02:36:02,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:02,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:02,405 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:02,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:02,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:02,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:02,406 INFO L229 MonitoredProcess]: Starting monitored process 592 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:02,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (592)] Waiting until timeout for monitored process [2024-12-06 02:36:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:03,285 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:03,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:03,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:03,504 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:03,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (592)] Ended with exit code 0 [2024-12-06 02:36:03,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:03,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:03,521 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:03,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:03,522 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:03,522 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:03,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:03,523 INFO L229 MonitoredProcess]: Starting monitored process 593 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:03,524 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (593)] Waiting until timeout for monitored process [2024-12-06 02:36:04,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:04,331 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:04,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:04,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:04,350 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:04,519 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 02:36:04,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (593)] Forceful destruction successful, exit code 0 [2024-12-06 02:36:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:04,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:04,535 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:04,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:04,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:04,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:04,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:04,537 INFO L229 MonitoredProcess]: Starting monitored process 594 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:04,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (594)] Waiting until timeout for monitored process [2024-12-06 02:36:05,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:05,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:05,435 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:05,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:05,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (594)] Ended with exit code 0 [2024-12-06 02:36:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:05,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:05,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:05,677 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:05,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:05,678 INFO L229 MonitoredProcess]: Starting monitored process 595 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:05,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (595)] Waiting until timeout for monitored process [2024-12-06 02:36:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:06,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:06,537 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:06,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:06,789 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 02:36:06,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (595)] Ended with exit code 0 [2024-12-06 02:36:06,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:06,806 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:06,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:06,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:06,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:06,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:06,807 INFO L229 MonitoredProcess]: Starting monitored process 596 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:06,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (596)] Waiting until timeout for monitored process [2024-12-06 02:36:07,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:07,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:07,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:07,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:07,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:07,881 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 02:36:07,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (596)] Ended with exit code 0 [2024-12-06 02:36:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:07,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:07,897 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:07,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:07,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:07,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:07,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:07,898 INFO L229 MonitoredProcess]: Starting monitored process 597 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:07,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (597)] Waiting until timeout for monitored process [2024-12-06 02:36:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:08,736 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:08,777 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:36:08,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:08,864 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 02:36:08,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (597)] Ended with exit code 0 [2024-12-06 02:36:08,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:08,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:08,879 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:08,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:08,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:08,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:08,880 INFO L229 MonitoredProcess]: Starting monitored process 598 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:08,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (598)] Waiting until timeout for monitored process [2024-12-06 02:36:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:09,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:09,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:09,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:09,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:09,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (598)] Ended with exit code 0 [2024-12-06 02:36:09,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:09,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:09,985 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:09,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:09,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:09,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:09,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:09,986 INFO L229 MonitoredProcess]: Starting monitored process 599 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:09,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (599)] Waiting until timeout for monitored process [2024-12-06 02:36:10,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:10,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:10,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:10,791 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:11,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (599)] Ended with exit code 0 [2024-12-06 02:36:11,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:11,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:11,013 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:11,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:11,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:11,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:11,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:11,015 INFO L229 MonitoredProcess]: Starting monitored process 600 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:11,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (600)] Waiting until timeout for monitored process [2024-12-06 02:36:11,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:11,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:11,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:11,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:11,974 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:11,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (600)] Ended with exit code 0 [2024-12-06 02:36:11,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:11,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:11,995 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:11,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:11,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:11,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:11,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:11,996 INFO L229 MonitoredProcess]: Starting monitored process 601 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:11,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (601)] Waiting until timeout for monitored process [2024-12-06 02:36:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:12,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:12,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:12,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:12,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:13,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:13,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (601)] Ended with exit code 0 [2024-12-06 02:36:13,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:13,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:13,095 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:13,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:13,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:13,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:13,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:13,097 INFO L229 MonitoredProcess]: Starting monitored process 602 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:13,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (602)] Waiting until timeout for monitored process [2024-12-06 02:36:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:13,818 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:13,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:13,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:14,018 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 02:36:14,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (602)] Ended with exit code 0 [2024-12-06 02:36:14,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:14,037 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:14,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:14,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:14,038 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:14,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:14,039 INFO L229 MonitoredProcess]: Starting monitored process 603 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:14,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (603)] Waiting until timeout for monitored process [2024-12-06 02:36:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:14,959 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:15,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:15,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:15,173 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 02:36:15,183 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (603)] Ended with exit code 0 [2024-12-06 02:36:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:15,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:15,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:15,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:15,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:15,191 INFO L229 MonitoredProcess]: Starting monitored process 604 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:15,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (604)] Waiting until timeout for monitored process [2024-12-06 02:36:16,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:16,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:16,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:16,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:16,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (604)] Ended with exit code 0 [2024-12-06 02:36:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:16,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:16,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:16,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:16,224 INFO L229 MonitoredProcess]: Starting monitored process 605 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:16,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (605)] Waiting until timeout for monitored process [2024-12-06 02:36:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:17,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:17,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:17,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:17,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:17,157 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:17,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (605)] Ended with exit code 0 [2024-12-06 02:36:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:17,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:17,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:17,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:17,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:17,174 INFO L229 MonitoredProcess]: Starting monitored process 606 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:17,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (606)] Waiting until timeout for monitored process [2024-12-06 02:36:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:17,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:17,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:17,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:18,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:18,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (606)] Ended with exit code 0 [2024-12-06 02:36:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:18,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:18,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:18,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:18,183 INFO L229 MonitoredProcess]: Starting monitored process 607 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:18,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (607)] Waiting until timeout for monitored process [2024-12-06 02:36:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:19,007 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:19,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:19,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:19,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:19,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (607)] Ended with exit code 0 [2024-12-06 02:36:19,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:19,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:19,244 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:19,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:19,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:19,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:19,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:19,245 INFO L229 MonitoredProcess]: Starting monitored process 608 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:19,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (608)] Waiting until timeout for monitored process [2024-12-06 02:36:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:20,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:20,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:20,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:20,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:20,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (608)] Ended with exit code 0 [2024-12-06 02:36:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:20,340 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:20,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:20,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:20,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:20,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:20,342 INFO L229 MonitoredProcess]: Starting monitored process 609 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:20,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (609)] Waiting until timeout for monitored process [2024-12-06 02:36:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:21,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:21,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:21,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:21,426 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 02:36:21,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (609)] Ended with exit code 0 [2024-12-06 02:36:21,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:21,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:21,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:21,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:21,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:21,444 INFO L229 MonitoredProcess]: Starting monitored process 610 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:21,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (610)] Waiting until timeout for monitored process [2024-12-06 02:36:22,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:22,293 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:22,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:22,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:22,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:22,496 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 02:36:22,506 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (610)] Ended with exit code 0 [2024-12-06 02:36:22,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:22,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:22,511 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:22,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:22,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:22,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:22,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:22,513 INFO L229 MonitoredProcess]: Starting monitored process 611 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:22,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (611)] Waiting until timeout for monitored process [2024-12-06 02:36:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:23,360 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:23,377 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:23,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:23,581 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 02:36:23,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (611)] Ended with exit code 0 [2024-12-06 02:36:23,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:23,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:23,598 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:23,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:23,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:23,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:23,599 INFO L229 MonitoredProcess]: Starting monitored process 612 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:23,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (612)] Waiting until timeout for monitored process [2024-12-06 02:36:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:24,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:24,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:24,495 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:24,664 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 02:36:24,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (612)] Ended with exit code 0 [2024-12-06 02:36:24,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:24,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:24,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:24,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:24,682 INFO L229 MonitoredProcess]: Starting monitored process 613 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:24,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (613)] Waiting until timeout for monitored process [2024-12-06 02:36:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:25,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:25,552 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:25,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:25,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (613)] Ended with exit code 0 [2024-12-06 02:36:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:25,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:25,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:25,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:25,810 INFO L229 MonitoredProcess]: Starting monitored process 614 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:25,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (614)] Waiting until timeout for monitored process [2024-12-06 02:36:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:26,626 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:26,647 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:26,648 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:26,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (614)] Ended with exit code 0 [2024-12-06 02:36:26,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:26,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:26,890 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:26,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:26,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:26,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:26,891 INFO L229 MonitoredProcess]: Starting monitored process 615 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:26,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (615)] Waiting until timeout for monitored process [2024-12-06 02:36:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:27,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:27,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:27,790 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:27,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:28,030 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 02:36:28,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (615)] Forceful destruction successful, exit code 0 [2024-12-06 02:36:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:28,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:28,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:28,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:28,047 INFO L229 MonitoredProcess]: Starting monitored process 616 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:28,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (616)] Waiting until timeout for monitored process [2024-12-06 02:36:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:28,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:28,887 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:28,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:29,078 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 02:36:29,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (616)] Ended with exit code 0 [2024-12-06 02:36:29,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:29,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:29,094 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:29,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:29,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:29,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:29,095 INFO L229 MonitoredProcess]: Starting monitored process 617 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:29,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (617)] Waiting until timeout for monitored process [2024-12-06 02:36:29,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:29,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:29,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:29,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:29,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:30,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (617)] Ended with exit code 0 [2024-12-06 02:36:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:30,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:30,200 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:30,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:30,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:30,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:30,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:30,202 INFO L229 MonitoredProcess]: Starting monitored process 618 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:30,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (618)] Waiting until timeout for monitored process [2024-12-06 02:36:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:31,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:31,078 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:31,079 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:31,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:31,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (618)] Ended with exit code 0 [2024-12-06 02:36:31,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:31,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:31,268 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:31,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:31,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:31,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:31,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:31,269 INFO L229 MonitoredProcess]: Starting monitored process 619 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:31,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (619)] Waiting until timeout for monitored process [2024-12-06 02:36:32,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:32,095 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:32,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:32,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:32,279 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 02:36:32,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (619)] Ended with exit code 0 [2024-12-06 02:36:32,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:32,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:32,296 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:32,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:32,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:32,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:32,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:32,297 INFO L229 MonitoredProcess]: Starting monitored process 620 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:32,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (620)] Waiting until timeout for monitored process [2024-12-06 02:36:33,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:33,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:33,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:33,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:33,293 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 02:36:33,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (620)] Ended with exit code 0 [2024-12-06 02:36:33,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:33,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:33,311 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:33,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:33,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:33,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:33,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:33,313 INFO L229 MonitoredProcess]: Starting monitored process 621 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:33,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (621)] Waiting until timeout for monitored process [2024-12-06 02:36:34,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:34,140 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:34,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:34,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:34,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:34,336 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 02:36:34,346 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (621)] Ended with exit code 0 [2024-12-06 02:36:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:34,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:34,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:34,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:34,354 INFO L229 MonitoredProcess]: Starting monitored process 622 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:34,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (622)] Waiting until timeout for monitored process [2024-12-06 02:36:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:35,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:35,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:35,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:35,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (622)] Ended with exit code 0 [2024-12-06 02:36:35,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:35,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:35,480 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:35,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:35,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:35,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:35,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:35,481 INFO L229 MonitoredProcess]: Starting monitored process 623 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:35,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (623)] Waiting until timeout for monitored process [2024-12-06 02:36:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:36,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:36,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:36,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:36,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (623)] Ended with exit code 0 [2024-12-06 02:36:36,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:36,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:36,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:36,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:36,612 INFO L229 MonitoredProcess]: Starting monitored process 624 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:36,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (624)] Waiting until timeout for monitored process [2024-12-06 02:36:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:37,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:37,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:37,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:37,764 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:37,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (624)] Ended with exit code 0 [2024-12-06 02:36:37,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:37,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:37,780 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:37,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:37,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:37,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:37,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:37,782 INFO L229 MonitoredProcess]: Starting monitored process 625 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:37,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (625)] Waiting until timeout for monitored process [2024-12-06 02:36:38,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:38,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:38,657 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:38,658 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:38,859 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 02:36:38,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (625)] Ended with exit code 0 [2024-12-06 02:36:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:38,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:38,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:38,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:38,877 INFO L229 MonitoredProcess]: Starting monitored process 626 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:38,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (626)] Waiting until timeout for monitored process [2024-12-06 02:36:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:39,681 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:39,697 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:39,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:39,965 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (626)] Ended with exit code 0 [2024-12-06 02:36:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:39,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:39,975 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:39,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:39,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:39,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:39,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:39,977 INFO L229 MonitoredProcess]: Starting monitored process 627 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:39,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (627)] Waiting until timeout for monitored process [2024-12-06 02:36:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:40,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:40,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:40,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:40,885 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:41,069 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 02:36:41,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (627)] Ended with exit code 0 [2024-12-06 02:36:41,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:41,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:41,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:41,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:41,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:41,086 INFO L229 MonitoredProcess]: Starting monitored process 628 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:41,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (628)] Waiting until timeout for monitored process [2024-12-06 02:36:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:41,846 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:41,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:41,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:42,046 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 02:36:42,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (628)] Ended with exit code 0 [2024-12-06 02:36:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:42,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:42,063 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:42,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:42,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:42,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:42,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:42,065 INFO L229 MonitoredProcess]: Starting monitored process 629 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:42,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (629)] Waiting until timeout for monitored process [2024-12-06 02:36:42,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:42,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:42,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:42,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:42,989 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:43,167 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:43,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (629)] Ended with exit code 0 [2024-12-06 02:36:43,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:43,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:43,185 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:43,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:43,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:43,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:43,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:43,186 INFO L229 MonitoredProcess]: Starting monitored process 630 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:43,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (630)] Waiting until timeout for monitored process [2024-12-06 02:36:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:44,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:44,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:44,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:44,293 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 02:36:44,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (630)] Ended with exit code 0 [2024-12-06 02:36:44,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:44,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:44,309 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:44,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:44,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:44,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:44,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:44,310 INFO L229 MonitoredProcess]: Starting monitored process 631 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:44,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (631)] Waiting until timeout for monitored process [2024-12-06 02:36:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:45,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:45,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:45,173 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:45,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:45,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:45,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (631)] Ended with exit code 0 [2024-12-06 02:36:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:45,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:45,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:45,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:45,373 INFO L229 MonitoredProcess]: Starting monitored process 632 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:45,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (632)] Waiting until timeout for monitored process [2024-12-06 02:36:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:46,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:46,275 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:46,276 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:46,472 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 02:36:46,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (632)] Ended with exit code 0 [2024-12-06 02:36:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:46,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:46,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:46,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:46,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:46,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:46,491 INFO L229 MonitoredProcess]: Starting monitored process 633 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:46,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (633)] Waiting until timeout for monitored process [2024-12-06 02:36:47,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:47,319 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:47,338 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:47,338 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:47,511 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (633)] Ended with exit code 0 [2024-12-06 02:36:47,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:47,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:47,518 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:47,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:47,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:47,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:47,519 INFO L229 MonitoredProcess]: Starting monitored process 634 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:47,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (634)] Waiting until timeout for monitored process [2024-12-06 02:36:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:48,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:48,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:48,426 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:48,629 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 02:36:48,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (634)] Ended with exit code 0 [2024-12-06 02:36:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:48,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:48,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:48,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:48,648 INFO L229 MonitoredProcess]: Starting monitored process 635 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:48,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (635)] Waiting until timeout for monitored process [2024-12-06 02:36:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:49,538 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:49,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:49,557 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:49,731 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 02:36:49,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (635)] Ended with exit code 0 [2024-12-06 02:36:49,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:49,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:49,748 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:49,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:49,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:49,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:49,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:49,749 INFO L229 MonitoredProcess]: Starting monitored process 636 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:49,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (636)] Waiting until timeout for monitored process [2024-12-06 02:36:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:50,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:50,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:50,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:50,859 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 02:36:50,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (636)] Ended with exit code 0 [2024-12-06 02:36:50,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:50,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:50,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:50,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:50,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:50,877 INFO L229 MonitoredProcess]: Starting monitored process 637 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:50,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (637)] Waiting until timeout for monitored process [2024-12-06 02:36:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:51,756 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:51,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:51,775 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:51,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:51,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (637)] Ended with exit code 0 [2024-12-06 02:36:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:51,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:51,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:51,999 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:51,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:52,001 INFO L229 MonitoredProcess]: Starting monitored process 638 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:52,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (638)] Waiting until timeout for monitored process [2024-12-06 02:36:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:52,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:52,916 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:52,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:53,098 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 02:36:53,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (638)] Ended with exit code 0 [2024-12-06 02:36:53,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:53,113 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:53,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:53,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:53,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:53,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:53,115 INFO L229 MonitoredProcess]: Starting monitored process 639 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:53,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (639)] Waiting until timeout for monitored process [2024-12-06 02:36:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:53,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:53,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:53,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:54,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (639)] Ended with exit code 0 [2024-12-06 02:36:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:54,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:54,168 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:54,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:54,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:54,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:54,170 INFO L229 MonitoredProcess]: Starting monitored process 640 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:54,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (640)] Waiting until timeout for monitored process [2024-12-06 02:36:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:55,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:55,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:55,109 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:55,297 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 02:36:55,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (640)] Ended with exit code 0 [2024-12-06 02:36:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:55,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:55,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:55,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:55,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:55,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:55,319 INFO L229 MonitoredProcess]: Starting monitored process 641 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:55,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (641)] Waiting until timeout for monitored process [2024-12-06 02:36:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:56,143 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:56,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:56,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:56,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:56,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (641)] Ended with exit code 0 [2024-12-06 02:36:56,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:56,386 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:56,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:56,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:56,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:56,388 INFO L229 MonitoredProcess]: Starting monitored process 642 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:56,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (642)] Waiting until timeout for monitored process [2024-12-06 02:36:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:57,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:57,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:57,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:57,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:57,447 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:57,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (642)] Ended with exit code 0 [2024-12-06 02:36:57,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:57,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:57,464 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:57,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:57,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:57,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:57,465 INFO L229 MonitoredProcess]: Starting monitored process 643 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:57,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (643)] Waiting until timeout for monitored process [2024-12-06 02:36:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:58,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:58,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:58,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:58,581 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 02:36:58,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (643)] Ended with exit code 0 [2024-12-06 02:36:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:58,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:58,598 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:58,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:58,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:58,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:58,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:58,599 INFO L229 MonitoredProcess]: Starting monitored process 644 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:58,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (644)] Waiting until timeout for monitored process [2024-12-06 02:36:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:59,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:36:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:36:59,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:36:59,480 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:36:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:36:59,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (644)] Ended with exit code 0 [2024-12-06 02:36:59,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:59,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:36:59,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:36:59,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:36:59,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:59,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:36:59,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:36:59,688 INFO L229 MonitoredProcess]: Starting monitored process 645 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:36:59,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (645)] Waiting until timeout for monitored process [2024-12-06 02:37:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:00,608 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:00,624 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:00,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:00,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:00,820 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (645)] Ended with exit code 0 [2024-12-06 02:37:00,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:00,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:00,826 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:00,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:00,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:00,826 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:00,827 INFO L229 MonitoredProcess]: Starting monitored process 646 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:00,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (646)] Waiting until timeout for monitored process [2024-12-06 02:37:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:01,688 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:01,703 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:01,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:01,904 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:01,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (646)] Ended with exit code 0 [2024-12-06 02:37:01,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:01,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:01,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:01,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:01,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:01,922 INFO L229 MonitoredProcess]: Starting monitored process 647 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:01,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (647)] Waiting until timeout for monitored process [2024-12-06 02:37:02,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:02,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:02,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:02,804 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:03,012 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:03,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (647)] Ended with exit code 0 [2024-12-06 02:37:03,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:03,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:03,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:03,033 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:03,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:03,035 INFO L229 MonitoredProcess]: Starting monitored process 648 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:03,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (648)] Waiting until timeout for monitored process [2024-12-06 02:37:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:03,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:03,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:03,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:04,196 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 02:37:04,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (648)] Ended with exit code 0 [2024-12-06 02:37:04,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:04,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:04,212 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:04,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:04,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:04,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:04,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:04,214 INFO L229 MonitoredProcess]: Starting monitored process 649 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:04,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (649)] Waiting until timeout for monitored process [2024-12-06 02:37:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:05,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:05,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:05,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:05,027 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:05,216 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 02:37:05,227 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (649)] Ended with exit code 0 [2024-12-06 02:37:05,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:05,233 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:05,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:05,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:05,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:05,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:05,234 INFO L229 MonitoredProcess]: Starting monitored process 650 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:05,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (650)] Waiting until timeout for monitored process [2024-12-06 02:37:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:06,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:06,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:06,187 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:06,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:06,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (650)] Ended with exit code 0 [2024-12-06 02:37:06,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:06,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:06,387 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:06,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:06,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:06,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:06,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:06,389 INFO L229 MonitoredProcess]: Starting monitored process 651 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:06,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (651)] Waiting until timeout for monitored process [2024-12-06 02:37:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:07,277 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:07,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:07,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:07,499 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 02:37:07,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (651)] Ended with exit code 0 [2024-12-06 02:37:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:07,515 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:07,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:07,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:07,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:07,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:07,516 INFO L229 MonitoredProcess]: Starting monitored process 652 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:07,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (652)] Waiting until timeout for monitored process [2024-12-06 02:37:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:08,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:08,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:08,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:08,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:08,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (652)] Ended with exit code 0 [2024-12-06 02:37:08,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:08,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:08,624 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:08,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:08,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:08,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:08,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:08,625 INFO L229 MonitoredProcess]: Starting monitored process 653 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:08,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (653)] Waiting until timeout for monitored process [2024-12-06 02:37:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:09,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:09,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:37:09,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:09,795 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 02:37:09,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (653)] Ended with exit code 0 [2024-12-06 02:37:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:09,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:09,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:09,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:09,814 INFO L229 MonitoredProcess]: Starting monitored process 654 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:09,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (654)] Waiting until timeout for monitored process [2024-12-06 02:37:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:10,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:10,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:10,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:10,707 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 02:37:10,718 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (654)] Ended with exit code 0 [2024-12-06 02:37:10,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:10,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:10,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:10,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:10,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:10,725 INFO L229 MonitoredProcess]: Starting monitored process 655 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:10,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (655)] Waiting until timeout for monitored process [2024-12-06 02:37:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:11,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:11,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:11,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:11,819 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 02:37:11,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (655)] Ended with exit code 0 [2024-12-06 02:37:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:11,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:11,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:11,837 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:11,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:11,839 INFO L229 MonitoredProcess]: Starting monitored process 656 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:11,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (656)] Waiting until timeout for monitored process [2024-12-06 02:37:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:12,734 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:12,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:12,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:12,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (656)] Ended with exit code 0 [2024-12-06 02:37:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:12,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:12,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:12,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:12,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:12,962 INFO L229 MonitoredProcess]: Starting monitored process 657 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:12,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (657)] Waiting until timeout for monitored process [2024-12-06 02:37:13,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:13,784 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:13,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:13,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:13,970 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:13,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (657)] Ended with exit code 0 [2024-12-06 02:37:13,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:13,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:13,987 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:13,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:13,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:13,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:13,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:13,988 INFO L229 MonitoredProcess]: Starting monitored process 658 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:13,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (658)] Waiting until timeout for monitored process [2024-12-06 02:37:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:14,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:14,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:14,903 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:14,904 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:15,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:15,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (658)] Ended with exit code 0 [2024-12-06 02:37:15,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:15,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:15,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:15,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:15,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:15,127 INFO L229 MonitoredProcess]: Starting monitored process 659 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:15,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (659)] Waiting until timeout for monitored process [2024-12-06 02:37:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:15,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:16,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:16,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:16,193 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 02:37:16,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (659)] Ended with exit code 0 [2024-12-06 02:37:16,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:16,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:16,214 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:16,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:16,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:16,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:16,215 INFO L229 MonitoredProcess]: Starting monitored process 660 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:16,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (660)] Waiting until timeout for monitored process [2024-12-06 02:37:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:17,163 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:17,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:17,182 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:17,379 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (660)] Ended with exit code 0 [2024-12-06 02:37:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:17,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:17,386 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:17,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:17,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:17,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:17,387 INFO L229 MonitoredProcess]: Starting monitored process 661 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:17,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (661)] Waiting until timeout for monitored process [2024-12-06 02:37:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:18,278 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:18,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:18,297 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:18,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (661)] Ended with exit code 0 [2024-12-06 02:37:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:18,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:18,481 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:18,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:18,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:18,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:18,483 INFO L229 MonitoredProcess]: Starting monitored process 662 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:18,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (662)] Waiting until timeout for monitored process [2024-12-06 02:37:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:19,364 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:19,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:19,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:19,557 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 02:37:19,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (662)] Ended with exit code 0 [2024-12-06 02:37:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:19,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:19,578 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:19,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:19,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:19,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:19,580 INFO L229 MonitoredProcess]: Starting monitored process 663 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:19,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (663)] Waiting until timeout for monitored process [2024-12-06 02:37:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:20,477 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:20,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:20,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:20,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:20,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (663)] Ended with exit code 0 [2024-12-06 02:37:20,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:20,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:20,724 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:20,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:20,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:20,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:20,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:20,726 INFO L229 MonitoredProcess]: Starting monitored process 664 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:20,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (664)] Waiting until timeout for monitored process [2024-12-06 02:37:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:21,651 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:21,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:21,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:21,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (664)] Ended with exit code 0 [2024-12-06 02:37:21,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:21,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:21,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:21,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:21,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:21,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:21,841 INFO L229 MonitoredProcess]: Starting monitored process 665 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:21,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (665)] Waiting until timeout for monitored process [2024-12-06 02:37:22,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:22,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:22,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:22,801 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:22,952 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 02:37:22,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (665)] Ended with exit code 0 [2024-12-06 02:37:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:22,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:22,969 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:22,969 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:22,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:22,970 INFO L229 MonitoredProcess]: Starting monitored process 666 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:22,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (666)] Waiting until timeout for monitored process [2024-12-06 02:37:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:23,947 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:23,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:23,964 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:24,182 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 02:37:24,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (666)] Ended with exit code 0 [2024-12-06 02:37:24,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:24,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:24,200 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:24,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:24,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:24,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:24,201 INFO L229 MonitoredProcess]: Starting monitored process 667 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:24,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (667)] Waiting until timeout for monitored process [2024-12-06 02:37:25,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:25,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:25,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:37:25,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:25,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (667)] Ended with exit code 0 [2024-12-06 02:37:25,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:25,436 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:25,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:25,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:25,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:25,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:25,437 INFO L229 MonitoredProcess]: Starting monitored process 668 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:25,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (668)] Waiting until timeout for monitored process [2024-12-06 02:37:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:26,326 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:26,343 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:26,344 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:26,543 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:26,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (668)] Ended with exit code 0 [2024-12-06 02:37:26,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:26,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:26,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:26,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:26,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:26,562 INFO L229 MonitoredProcess]: Starting monitored process 669 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:26,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (669)] Waiting until timeout for monitored process [2024-12-06 02:37:27,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:27,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:27,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:27,515 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:27,516 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:27,686 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 02:37:27,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (669)] Ended with exit code 0 [2024-12-06 02:37:27,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:27,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:27,704 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:27,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:27,705 INFO L229 MonitoredProcess]: Starting monitored process 670 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:27,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (670)] Waiting until timeout for monitored process [2024-12-06 02:37:28,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:28,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:28,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:28,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:28,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:28,845 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (670)] Ended with exit code 0 [2024-12-06 02:37:28,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:28,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:28,852 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:28,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:28,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:28,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:28,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:28,853 INFO L229 MonitoredProcess]: Starting monitored process 671 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:28,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (671)] Waiting until timeout for monitored process [2024-12-06 02:37:29,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:29,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:29,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:29,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:29,969 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 02:37:29,981 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (671)] Ended with exit code 0 [2024-12-06 02:37:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:29,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:29,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:29,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:29,987 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:29,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:29,988 INFO L229 MonitoredProcess]: Starting monitored process 672 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:29,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (672)] Waiting until timeout for monitored process [2024-12-06 02:37:30,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:30,993 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:31,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:31,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:31,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:31,198 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (672)] Forceful destruction successful, exit code 0 [2024-12-06 02:37:31,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:31,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:31,204 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:31,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:31,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:31,204 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:31,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:31,205 INFO L229 MonitoredProcess]: Starting monitored process 673 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:31,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (673)] Waiting until timeout for monitored process [2024-12-06 02:37:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:32,132 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:32,151 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:32,151 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:32,354 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 02:37:32,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (673)] Ended with exit code 0 [2024-12-06 02:37:32,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:32,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:32,371 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:32,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:32,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:32,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:32,372 INFO L229 MonitoredProcess]: Starting monitored process 674 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:32,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (674)] Waiting until timeout for monitored process [2024-12-06 02:37:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:33,261 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:33,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:33,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:33,476 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 02:37:33,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (674)] Ended with exit code 0 [2024-12-06 02:37:33,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:33,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:33,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:33,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:33,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:33,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:33,496 INFO L229 MonitoredProcess]: Starting monitored process 675 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:33,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (675)] Waiting until timeout for monitored process [2024-12-06 02:37:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:34,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:34,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:34,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:34,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:34,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (675)] Ended with exit code 0 [2024-12-06 02:37:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:34,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:34,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:34,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:34,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:34,714 INFO L229 MonitoredProcess]: Starting monitored process 676 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:34,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (676)] Waiting until timeout for monitored process [2024-12-06 02:37:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:35,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:35,604 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:35,605 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:35,783 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 02:37:35,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (676)] Ended with exit code 0 [2024-12-06 02:37:35,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:35,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:35,804 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:35,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:35,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:35,804 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:35,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:35,806 INFO L229 MonitoredProcess]: Starting monitored process 677 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:35,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (677)] Waiting until timeout for monitored process [2024-12-06 02:37:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:36,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:36,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:36,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:36,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:36,997 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 02:37:37,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (677)] Ended with exit code 0 [2024-12-06 02:37:37,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:37,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:37,015 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:37,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:37,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:37,015 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:37,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:37,016 INFO L229 MonitoredProcess]: Starting monitored process 678 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:37,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (678)] Waiting until timeout for monitored process [2024-12-06 02:37:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:37,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:37,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:37,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:37,971 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:38,160 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 02:37:38,173 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (678)] Ended with exit code 0 [2024-12-06 02:37:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:38,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:38,179 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:38,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:38,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:38,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:38,181 INFO L229 MonitoredProcess]: Starting monitored process 679 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:38,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (679)] Waiting until timeout for monitored process [2024-12-06 02:37:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:39,108 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:39,124 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:39,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:39,291 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 02:37:39,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (679)] Ended with exit code 0 [2024-12-06 02:37:39,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:39,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:39,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:39,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:39,314 INFO L229 MonitoredProcess]: Starting monitored process 680 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:39,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (680)] Waiting until timeout for monitored process [2024-12-06 02:37:40,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:40,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:40,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:40,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:40,230 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:40,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (680)] Ended with exit code 0 [2024-12-06 02:37:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:40,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:40,451 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:40,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:40,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:40,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:40,453 INFO L229 MonitoredProcess]: Starting monitored process 681 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:40,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (681)] Waiting until timeout for monitored process [2024-12-06 02:37:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:41,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:41,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:41,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:41,626 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 02:37:41,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (681)] Ended with exit code 0 [2024-12-06 02:37:41,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:41,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:41,642 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:41,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:41,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:41,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:41,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:41,644 INFO L229 MonitoredProcess]: Starting monitored process 682 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:41,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (682)] Waiting until timeout for monitored process [2024-12-06 02:37:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:42,471 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:42,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:42,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:42,702 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:42,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (682)] Ended with exit code 0 [2024-12-06 02:37:42,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:42,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:42,721 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:42,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:42,721 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:42,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:42,722 INFO L229 MonitoredProcess]: Starting monitored process 683 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:42,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (683)] Waiting until timeout for monitored process [2024-12-06 02:37:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:43,605 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:43,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:43,623 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:43,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:43,827 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:43,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (683)] Ended with exit code 0 [2024-12-06 02:37:43,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:43,845 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:43,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:43,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:43,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:43,847 INFO L229 MonitoredProcess]: Starting monitored process 684 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:43,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (684)] Waiting until timeout for monitored process [2024-12-06 02:37:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:44,758 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:44,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:44,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:44,779 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:44,957 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 02:37:44,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (684)] Ended with exit code 0 [2024-12-06 02:37:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:44,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:44,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:44,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:44,976 INFO L229 MonitoredProcess]: Starting monitored process 685 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:44,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (685)] Waiting until timeout for monitored process [2024-12-06 02:37:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:45,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:45,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:45,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:45,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:46,209 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 02:37:46,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (685)] Ended with exit code 0 [2024-12-06 02:37:46,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:46,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:46,226 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:46,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:46,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:46,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:46,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:46,227 INFO L229 MonitoredProcess]: Starting monitored process 686 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:46,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (686)] Waiting until timeout for monitored process [2024-12-06 02:37:47,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:47,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:47,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:47,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:47,348 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 02:37:47,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (686)] Ended with exit code 0 [2024-12-06 02:37:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:47,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:47,366 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:47,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:47,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:47,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:47,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:47,367 INFO L229 MonitoredProcess]: Starting monitored process 687 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:47,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (687)] Waiting until timeout for monitored process [2024-12-06 02:37:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:48,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:48,339 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:48,340 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:48,533 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 02:37:48,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (687)] Ended with exit code 0 [2024-12-06 02:37:48,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:48,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:48,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:48,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:48,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:48,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:48,556 INFO L229 MonitoredProcess]: Starting monitored process 688 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:48,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (688)] Waiting until timeout for monitored process [2024-12-06 02:37:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:49,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:49,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:49,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:49,621 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 02:37:49,633 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (688)] Ended with exit code 0 [2024-12-06 02:37:49,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:49,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:49,639 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:49,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:49,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:49,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:49,641 INFO L229 MonitoredProcess]: Starting monitored process 689 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:49,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (689)] Waiting until timeout for monitored process [2024-12-06 02:37:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:50,595 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:50,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:50,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:50,812 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 02:37:50,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (689)] Ended with exit code 0 [2024-12-06 02:37:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:50,831 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:50,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:50,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:50,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:50,833 INFO L229 MonitoredProcess]: Starting monitored process 690 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:50,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (690)] Waiting until timeout for monitored process [2024-12-06 02:37:51,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:51,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:51,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:51,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:51,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:52,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (690)] Ended with exit code 0 [2024-12-06 02:37:52,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:52,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:52,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:52,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:52,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:52,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:52,061 INFO L229 MonitoredProcess]: Starting monitored process 691 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:52,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (691)] Waiting until timeout for monitored process [2024-12-06 02:37:52,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:52,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:52,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:52,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:52,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:53,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:53,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (691)] Ended with exit code 0 [2024-12-06 02:37:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:53,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:53,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:53,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:53,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:53,154 INFO L229 MonitoredProcess]: Starting monitored process 692 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:53,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (692)] Waiting until timeout for monitored process [2024-12-06 02:37:53,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:53,965 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:53,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:53,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:53,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:54,181 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 02:37:54,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (692)] Ended with exit code 0 [2024-12-06 02:37:54,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:54,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:54,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:54,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:54,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:54,203 INFO L229 MonitoredProcess]: Starting monitored process 693 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:54,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (693)] Waiting until timeout for monitored process [2024-12-06 02:37:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:55,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:55,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:55,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:55,207 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:55,353 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 02:37:55,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (693)] Ended with exit code 0 [2024-12-06 02:37:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:55,371 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:55,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:55,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:55,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:55,372 INFO L229 MonitoredProcess]: Starting monitored process 694 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:55,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (694)] Waiting until timeout for monitored process [2024-12-06 02:37:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:56,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:56,293 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:56,293 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:56,473 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 02:37:56,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (694)] Ended with exit code 0 [2024-12-06 02:37:56,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:56,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:56,490 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:56,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:56,490 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:56,490 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:56,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:56,492 INFO L229 MonitoredProcess]: Starting monitored process 695 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:56,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (695)] Waiting until timeout for monitored process [2024-12-06 02:37:57,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:57,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:57,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:57,304 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:57,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:57,486 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 02:37:57,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (695)] Ended with exit code 0 [2024-12-06 02:37:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:57,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:57,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:57,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:57,505 INFO L229 MonitoredProcess]: Starting monitored process 696 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:57,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (696)] Waiting until timeout for monitored process [2024-12-06 02:37:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:58,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:58,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:58,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:37:58,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (696)] Ended with exit code 0 [2024-12-06 02:37:58,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:58,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:58,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:58,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:58,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:58,682 INFO L229 MonitoredProcess]: Starting monitored process 697 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:58,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (697)] Waiting until timeout for monitored process [2024-12-06 02:37:59,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:59,652 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:37:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:59,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:37:59,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:37:59,866 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 02:37:59,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (697)] Ended with exit code 0 [2024-12-06 02:37:59,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:37:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:37:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:37:59,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:59,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:37:59,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:37:59,891 INFO L229 MonitoredProcess]: Starting monitored process 698 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:37:59,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (698)] Waiting until timeout for monitored process [2024-12-06 02:38:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:00,847 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:00,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:00,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:00,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:01,097 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 02:38:01,110 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (698)] Ended with exit code 0 [2024-12-06 02:38:01,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:01,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:01,116 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:01,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:01,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:01,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:01,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:01,118 INFO L229 MonitoredProcess]: Starting monitored process 699 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:01,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (699)] Waiting until timeout for monitored process [2024-12-06 02:38:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:02,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:02,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:02,040 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:02,041 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:02,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (699)] Ended with exit code 0 [2024-12-06 02:38:02,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:02,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:02,253 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:02,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:02,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:02,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:02,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:02,254 INFO L229 MonitoredProcess]: Starting monitored process 700 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:02,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (700)] Waiting until timeout for monitored process [2024-12-06 02:38:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:03,184 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:03,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:03,203 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:03,204 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:03,409 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:03,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (700)] Ended with exit code 0 [2024-12-06 02:38:03,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:03,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:03,428 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:03,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:03,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:03,428 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:03,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:03,429 INFO L229 MonitoredProcess]: Starting monitored process 701 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:03,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (701)] Waiting until timeout for monitored process [2024-12-06 02:38:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:04,425 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:04,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:04,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:04,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:04,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (701)] Ended with exit code 0 [2024-12-06 02:38:04,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:04,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:04,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:04,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:04,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:04,662 INFO L229 MonitoredProcess]: Starting monitored process 702 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:04,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (702)] Waiting until timeout for monitored process [2024-12-06 02:38:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:05,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:05,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:05,680 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:05,879 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 02:38:05,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (702)] Ended with exit code 0 [2024-12-06 02:38:05,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:05,902 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:05,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:05,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:05,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:05,903 INFO L229 MonitoredProcess]: Starting monitored process 703 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:05,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (703)] Waiting until timeout for monitored process [2024-12-06 02:38:06,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:06,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:06,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:06,808 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:06,809 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:06,999 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:07,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (703)] Ended with exit code 0 [2024-12-06 02:38:07,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:07,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:07,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:07,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:07,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:07,019 INFO L229 MonitoredProcess]: Starting monitored process 704 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:07,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (704)] Waiting until timeout for monitored process [2024-12-06 02:38:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:08,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:08,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:08,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:08,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:08,238 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 02:38:08,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (704)] Ended with exit code 0 [2024-12-06 02:38:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:08,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:08,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:08,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:08,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:08,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:08,258 INFO L229 MonitoredProcess]: Starting monitored process 705 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:08,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (705)] Waiting until timeout for monitored process [2024-12-06 02:38:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:09,212 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:09,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:09,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:09,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (705)] Ended with exit code 0 [2024-12-06 02:38:09,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:09,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:09,431 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:09,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:09,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:09,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:09,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:09,433 INFO L229 MonitoredProcess]: Starting monitored process 706 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:09,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (706)] Waiting until timeout for monitored process [2024-12-06 02:38:10,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:10,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:10,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:10,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:10,599 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:10,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (706)] Ended with exit code 0 [2024-12-06 02:38:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:10,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:10,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:10,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:10,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:10,619 INFO L229 MonitoredProcess]: Starting monitored process 707 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:10,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (707)] Waiting until timeout for monitored process [2024-12-06 02:38:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:11,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:11,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:11,645 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:11,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:11,830 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:11,842 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (707)] Ended with exit code 0 [2024-12-06 02:38:11,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:11,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:11,848 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:11,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:11,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:11,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:11,850 INFO L229 MonitoredProcess]: Starting monitored process 708 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:11,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (708)] Waiting until timeout for monitored process [2024-12-06 02:38:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:12,775 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:12,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:38:12,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:12,896 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 02:38:12,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (708)] Ended with exit code 0 [2024-12-06 02:38:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:12,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:12,914 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:12,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:12,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:12,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:12,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:12,916 INFO L229 MonitoredProcess]: Starting monitored process 709 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:12,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (709)] Waiting until timeout for monitored process [2024-12-06 02:38:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:13,966 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:13,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:13,986 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:14,149 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:14,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (709)] Ended with exit code 0 [2024-12-06 02:38:14,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:14,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:14,167 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:14,167 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:14,167 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:14,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:14,168 INFO L229 MonitoredProcess]: Starting monitored process 710 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:14,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (710)] Waiting until timeout for monitored process [2024-12-06 02:38:15,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:15,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:15,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:15,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-06 02:38:15,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:15,329 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 02:38:15,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (710)] Ended with exit code 0 [2024-12-06 02:38:15,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:15,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:15,349 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:15,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:15,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:15,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:15,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:15,351 INFO L229 MonitoredProcess]: Starting monitored process 711 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:15,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (711)] Waiting until timeout for monitored process [2024-12-06 02:38:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:16,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:16,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:16,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:16,535 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 02:38:16,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (711)] Ended with exit code 0 [2024-12-06 02:38:16,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:16,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:16,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:16,553 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:16,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:16,554 INFO L229 MonitoredProcess]: Starting monitored process 712 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:16,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (712)] Waiting until timeout for monitored process [2024-12-06 02:38:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:17,407 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:17,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:17,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:17,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:17,605 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 02:38:17,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (712)] Ended with exit code 0 [2024-12-06 02:38:17,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:17,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:17,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:17,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:17,625 INFO L229 MonitoredProcess]: Starting monitored process 713 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:17,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (713)] Waiting until timeout for monitored process [2024-12-06 02:38:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:18,612 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:18,629 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:18,630 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:18,792 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:18,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (713)] Ended with exit code 0 [2024-12-06 02:38:18,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:18,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:18,811 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:18,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:18,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:18,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:18,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:18,812 INFO L229 MonitoredProcess]: Starting monitored process 714 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:18,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (714)] Waiting until timeout for monitored process [2024-12-06 02:38:19,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:19,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:19,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:19,839 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:19,840 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:20,002 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 02:38:20,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (714)] Ended with exit code 0 [2024-12-06 02:38:20,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:20,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:20,025 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:20,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:20,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:20,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:20,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:20,027 INFO L229 MonitoredProcess]: Starting monitored process 715 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:20,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (715)] Waiting until timeout for monitored process [2024-12-06 02:38:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:20,960 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:20,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:20,979 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:20,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:21,152 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 02:38:21,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (715)] Ended with exit code 0 [2024-12-06 02:38:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:21,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:21,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:21,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:21,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:21,172 INFO L229 MonitoredProcess]: Starting monitored process 716 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:21,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (716)] Waiting until timeout for monitored process [2024-12-06 02:38:22,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:22,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:22,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:22,186 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:22,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:22,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (716)] Ended with exit code 0 [2024-12-06 02:38:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:22,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:22,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:22,389 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:22,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:22,390 INFO L229 MonitoredProcess]: Starting monitored process 717 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:22,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (717)] Waiting until timeout for monitored process [2024-12-06 02:38:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:23,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:23,401 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:23,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:23,578 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:23,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (717)] Ended with exit code 0 [2024-12-06 02:38:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:23,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:23,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:23,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:23,597 INFO L229 MonitoredProcess]: Starting monitored process 718 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:23,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (718)] Waiting until timeout for monitored process [2024-12-06 02:38:24,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:24,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:24,639 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:24,640 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:24,783 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 02:38:24,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (718)] Ended with exit code 0 [2024-12-06 02:38:24,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:24,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:24,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:24,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:24,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:24,804 INFO L229 MonitoredProcess]: Starting monitored process 719 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:24,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (719)] Waiting until timeout for monitored process [2024-12-06 02:38:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:25,761 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:25,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:25,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:25,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (719)] Ended with exit code 0 [2024-12-06 02:38:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:25,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:25,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:25,994 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:25,994 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:25,995 INFO L229 MonitoredProcess]: Starting monitored process 720 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:25,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (720)] Waiting until timeout for monitored process [2024-12-06 02:38:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:26,933 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:26,953 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:26,954 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:27,129 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 02:38:27,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (720)] Ended with exit code 0 [2024-12-06 02:38:27,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:27,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:27,146 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:27,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:27,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:27,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:27,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:27,148 INFO L229 MonitoredProcess]: Starting monitored process 721 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:27,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (721)] Waiting until timeout for monitored process [2024-12-06 02:38:28,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:28,087 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:28,104 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:28,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:28,260 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 02:38:28,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (721)] Ended with exit code 0 [2024-12-06 02:38:28,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:28,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:28,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:28,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:28,279 INFO L229 MonitoredProcess]: Starting monitored process 722 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:28,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (722)] Waiting until timeout for monitored process [2024-12-06 02:38:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:29,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:29,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:29,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:29,522 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:29,535 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (722)] Ended with exit code 0 [2024-12-06 02:38:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:29,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:29,541 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:29,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:29,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:29,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:29,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:29,542 INFO L229 MonitoredProcess]: Starting monitored process 723 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:29,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (723)] Waiting until timeout for monitored process [2024-12-06 02:38:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:30,412 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:30,429 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:30,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:30,568 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 02:38:30,581 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (723)] Ended with exit code 0 [2024-12-06 02:38:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:30,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:30,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:30,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:30,587 INFO L229 MonitoredProcess]: Starting monitored process 724 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:30,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (724)] Waiting until timeout for monitored process [2024-12-06 02:38:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:31,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:31,593 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:31,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:31,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (724)] Forceful destruction successful, exit code 0 [2024-12-06 02:38:31,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:31,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:31,837 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:31,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:31,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:31,838 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:31,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:31,839 INFO L229 MonitoredProcess]: Starting monitored process 725 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:31,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (725)] Waiting until timeout for monitored process [2024-12-06 02:38:32,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:32,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:32,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:32,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:33,089 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 02:38:33,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (725)] Ended with exit code 0 [2024-12-06 02:38:33,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:33,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:33,113 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:33,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:33,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:33,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:33,114 INFO L229 MonitoredProcess]: Starting monitored process 726 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:33,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (726)] Waiting until timeout for monitored process [2024-12-06 02:38:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:34,041 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:34,059 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:34,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:34,240 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:34,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (726)] Ended with exit code 0 [2024-12-06 02:38:34,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:34,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:34,259 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:34,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:34,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:34,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:34,260 INFO L229 MonitoredProcess]: Starting monitored process 727 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:34,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (727)] Waiting until timeout for monitored process [2024-12-06 02:38:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:35,224 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:35,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:35,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:35,437 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 02:38:35,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (727)] Ended with exit code 0 [2024-12-06 02:38:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:35,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:35,456 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:35,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:35,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:35,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:35,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:35,457 INFO L229 MonitoredProcess]: Starting monitored process 728 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:35,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (728)] Waiting until timeout for monitored process [2024-12-06 02:38:36,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:36,454 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:36,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:36,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:36,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:36,627 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 02:38:36,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (728)] Ended with exit code 0 [2024-12-06 02:38:36,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:36,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:36,645 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:36,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:36,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:36,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:36,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:36,647 INFO L229 MonitoredProcess]: Starting monitored process 729 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:36,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (729)] Waiting until timeout for monitored process [2024-12-06 02:38:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:37,650 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:37,672 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:37,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:37,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:37,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (729)] Ended with exit code 0 [2024-12-06 02:38:37,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:37,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:37,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:37,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:37,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:37,876 INFO L229 MonitoredProcess]: Starting monitored process 730 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:37,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (730)] Waiting until timeout for monitored process [2024-12-06 02:38:38,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:38,870 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:38,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:38,890 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:39,160 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 02:38:39,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (730)] Ended with exit code 0 [2024-12-06 02:38:39,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:39,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:39,182 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:39,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:39,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:39,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:39,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:39,183 INFO L229 MonitoredProcess]: Starting monitored process 731 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:39,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (731)] Waiting until timeout for monitored process [2024-12-06 02:38:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:40,173 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:40,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:40,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:40,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (731)] Ended with exit code 0 [2024-12-06 02:38:40,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:40,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:40,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:40,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:40,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:40,390 INFO L229 MonitoredProcess]: Starting monitored process 732 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:40,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (732)] Waiting until timeout for monitored process [2024-12-06 02:38:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:41,413 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:41,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:41,430 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:41,431 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:41,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:41,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (732)] Ended with exit code 0 [2024-12-06 02:38:41,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:41,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:41,655 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:41,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:41,655 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:41,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:41,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:41,656 INFO L229 MonitoredProcess]: Starting monitored process 733 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:41,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (733)] Waiting until timeout for monitored process [2024-12-06 02:38:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:42,703 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:42,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:42,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:42,957 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 02:38:42,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (733)] Ended with exit code 0 [2024-12-06 02:38:42,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:42,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:42,977 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:42,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:42,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:42,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:42,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:42,978 INFO L229 MonitoredProcess]: Starting monitored process 734 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:42,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (734)] Waiting until timeout for monitored process [2024-12-06 02:38:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:43,954 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:43,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:43,973 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:43,974 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:44,187 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 02:38:44,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (734)] Ended with exit code 0 [2024-12-06 02:38:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:44,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:44,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:44,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:44,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:44,209 INFO L229 MonitoredProcess]: Starting monitored process 735 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:44,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (735)] Waiting until timeout for monitored process [2024-12-06 02:38:45,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:45,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:45,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:45,286 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:45,287 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:45,462 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 02:38:45,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (735)] Ended with exit code 0 [2024-12-06 02:38:45,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:45,481 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:45,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:45,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:45,483 INFO L229 MonitoredProcess]: Starting monitored process 736 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:45,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (736)] Waiting until timeout for monitored process [2024-12-06 02:38:46,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:46,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:46,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:46,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:46,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:46,688 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 02:38:46,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (736)] Ended with exit code 0 [2024-12-06 02:38:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:46,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:46,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:46,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:46,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:46,708 INFO L229 MonitoredProcess]: Starting monitored process 737 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:46,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (737)] Waiting until timeout for monitored process [2024-12-06 02:38:47,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:47,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:47,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:47,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:47,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (737)] Ended with exit code 0 [2024-12-06 02:38:47,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:47,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:47,874 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:47,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:47,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:47,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:47,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:47,875 INFO L229 MonitoredProcess]: Starting monitored process 738 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:47,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (738)] Waiting until timeout for monitored process [2024-12-06 02:38:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:48,854 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:48,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:48,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:49,076 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 02:38:49,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (738)] Ended with exit code 0 [2024-12-06 02:38:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:49,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:49,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:49,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:49,097 INFO L229 MonitoredProcess]: Starting monitored process 739 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:49,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (739)] Waiting until timeout for monitored process [2024-12-06 02:38:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:50,063 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:50,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:50,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:50,282 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 02:38:50,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (739)] Forceful destruction successful, exit code 0 [2024-12-06 02:38:50,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:50,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:50,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:50,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:50,303 INFO L229 MonitoredProcess]: Starting monitored process 740 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:50,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (740)] Waiting until timeout for monitored process [2024-12-06 02:38:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:51,265 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:51,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:51,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:51,498 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 02:38:51,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (740)] Ended with exit code 0 [2024-12-06 02:38:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:51,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:51,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:51,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:51,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:51,519 INFO L229 MonitoredProcess]: Starting monitored process 741 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:51,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (741)] Waiting until timeout for monitored process [2024-12-06 02:38:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:52,439 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:52,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:52,458 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:52,651 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 02:38:52,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (741)] Ended with exit code 0 [2024-12-06 02:38:52,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:52,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:52,671 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:52,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:52,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:52,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:52,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:52,673 INFO L229 MonitoredProcess]: Starting monitored process 742 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:52,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (742)] Waiting until timeout for monitored process [2024-12-06 02:38:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:53,654 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:53,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:53,670 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:53,841 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 02:38:53,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (742)] Ended with exit code 0 [2024-12-06 02:38:53,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:53,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:53,864 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:53,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:53,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:53,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:53,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:53,865 INFO L229 MonitoredProcess]: Starting monitored process 743 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:53,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (743)] Waiting until timeout for monitored process [2024-12-06 02:38:54,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:54,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:54,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:54,847 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:55,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (743)] Ended with exit code 0 [2024-12-06 02:38:55,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:55,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:55,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:55,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:55,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:55,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:55,076 INFO L229 MonitoredProcess]: Starting monitored process 744 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:55,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (744)] Waiting until timeout for monitored process [2024-12-06 02:38:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:56,102 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:56,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:56,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:56,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:56,315 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:56,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (744)] Ended with exit code 0 [2024-12-06 02:38:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:56,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:56,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:56,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:56,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:56,339 INFO L229 MonitoredProcess]: Starting monitored process 745 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:56,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (745)] Waiting until timeout for monitored process [2024-12-06 02:38:57,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:57,359 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:57,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:57,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:57,568 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 02:38:57,582 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (745)] Ended with exit code 0 [2024-12-06 02:38:57,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:57,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:57,588 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:57,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:57,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:57,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:57,590 INFO L229 MonitoredProcess]: Starting monitored process 746 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:57,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (746)] Waiting until timeout for monitored process [2024-12-06 02:38:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:58,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:58,549 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:58,549 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:58,693 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:58,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (746)] Ended with exit code 0 [2024-12-06 02:38:58,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:58,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:58,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:58,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:58,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:58,718 INFO L229 MonitoredProcess]: Starting monitored process 747 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:58,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (747)] Waiting until timeout for monitored process [2024-12-06 02:38:59,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:59,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:38:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:38:59,776 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:38:59,777 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:38:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:38:59,956 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (747)] Ended with exit code 0 [2024-12-06 02:38:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:38:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:38:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:38:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:38:59,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:38:59,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:59,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:38:59,964 INFO L229 MonitoredProcess]: Starting monitored process 748 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:38:59,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (748)] Waiting until timeout for monitored process [2024-12-06 02:39:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:00,936 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:00,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:00,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:00,952 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:01,165 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:01,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (748)] Ended with exit code 0 [2024-12-06 02:39:01,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:01,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:01,188 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:01,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:01,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:01,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:01,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:01,190 INFO L229 MonitoredProcess]: Starting monitored process 749 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:01,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (749)] Waiting until timeout for monitored process [2024-12-06 02:39:02,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:02,045 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:02,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:02,061 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:02,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:02,269 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:02,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (749)] Ended with exit code 0 [2024-12-06 02:39:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:02,288 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:02,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:02,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:02,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:02,289 INFO L229 MonitoredProcess]: Starting monitored process 750 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:02,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (750)] Waiting until timeout for monitored process [2024-12-06 02:39:03,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:03,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:03,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:03,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:03,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:03,416 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 02:39:03,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (750)] Ended with exit code 0 [2024-12-06 02:39:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:03,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:03,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:03,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:03,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:03,439 INFO L229 MonitoredProcess]: Starting monitored process 751 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:03,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (751)] Waiting until timeout for monitored process [2024-12-06 02:39:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:04,361 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:04,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:04,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:04,380 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:04,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:04,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (751)] Ended with exit code 0 [2024-12-06 02:39:04,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:04,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:04,611 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:04,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:04,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:04,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:04,613 INFO L229 MonitoredProcess]: Starting monitored process 752 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:04,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (752)] Waiting until timeout for monitored process [2024-12-06 02:39:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:05,555 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:05,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:05,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:05,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (752)] Ended with exit code 0 [2024-12-06 02:39:05,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:05,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:05,808 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:05,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:05,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:05,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:05,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:05,809 INFO L229 MonitoredProcess]: Starting monitored process 753 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:05,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (753)] Waiting until timeout for monitored process [2024-12-06 02:39:06,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:06,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:06,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:06,750 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:06,935 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 02:39:06,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (753)] Ended with exit code 0 [2024-12-06 02:39:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:06,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:06,955 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:06,956 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:06,956 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:06,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:06,957 INFO L229 MonitoredProcess]: Starting monitored process 754 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:06,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (754)] Waiting until timeout for monitored process [2024-12-06 02:39:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:07,920 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:07,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:07,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:08,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:08,176 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (754)] Ended with exit code 0 [2024-12-06 02:39:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:08,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:08,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:08,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:08,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:08,187 INFO L229 MonitoredProcess]: Starting monitored process 755 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:08,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (755)] Waiting until timeout for monitored process [2024-12-06 02:39:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:09,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:09,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:09,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:09,345 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 02:39:09,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (755)] Ended with exit code 0 [2024-12-06 02:39:09,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:09,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:09,365 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:09,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:09,365 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:09,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:09,367 INFO L229 MonitoredProcess]: Starting monitored process 756 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:09,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (756)] Waiting until timeout for monitored process [2024-12-06 02:39:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:10,270 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:10,289 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:10,289 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:10,451 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 02:39:10,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (756)] Ended with exit code 0 [2024-12-06 02:39:10,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:10,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:10,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:10,474 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:10,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:10,475 INFO L229 MonitoredProcess]: Starting monitored process 757 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:10,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (757)] Waiting until timeout for monitored process [2024-12-06 02:39:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:11,500 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:11,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:11,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:11,733 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 02:39:11,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (757)] Ended with exit code 0 [2024-12-06 02:39:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:11,754 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:11,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:11,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:11,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:11,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:11,755 INFO L229 MonitoredProcess]: Starting monitored process 758 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:11,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (758)] Waiting until timeout for monitored process [2024-12-06 02:39:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:12,704 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:12,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:12,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:12,897 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 02:39:12,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (758)] Ended with exit code 0 [2024-12-06 02:39:12,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:12,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:12,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:12,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:12,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:12,919 INFO L229 MonitoredProcess]: Starting monitored process 759 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:12,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (759)] Waiting until timeout for monitored process [2024-12-06 02:39:13,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:13,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:13,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:13,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:13,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:14,098 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 02:39:14,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (759)] Ended with exit code 0 [2024-12-06 02:39:14,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:14,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:14,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:14,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:14,120 INFO L229 MonitoredProcess]: Starting monitored process 760 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:14,121 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (760)] Waiting until timeout for monitored process [2024-12-06 02:39:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:15,096 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:15,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:15,115 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:15,361 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 02:39:15,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (760)] Ended with exit code 0 [2024-12-06 02:39:15,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:15,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:15,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:15,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:15,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:15,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:15,382 INFO L229 MonitoredProcess]: Starting monitored process 761 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:15,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (761)] Waiting until timeout for monitored process [2024-12-06 02:39:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:16,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:16,320 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:16,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:16,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:16,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (761)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:16,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:16,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:16,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:16,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:16,544 INFO L229 MonitoredProcess]: Starting monitored process 762 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:16,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (762)] Waiting until timeout for monitored process [2024-12-06 02:39:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:17,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:17,533 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:17,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:17,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (762)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:17,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:17,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:17,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:17,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:17,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:17,718 INFO L229 MonitoredProcess]: Starting monitored process 763 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:17,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (763)] Waiting until timeout for monitored process [2024-12-06 02:39:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:18,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:18,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:18,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:18,905 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 02:39:18,919 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (763)] Ended with exit code 0 [2024-12-06 02:39:18,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:18,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:18,925 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:18,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:18,925 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:18,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:18,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:18,927 INFO L229 MonitoredProcess]: Starting monitored process 764 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:18,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (764)] Waiting until timeout for monitored process [2024-12-06 02:39:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:19,913 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:19,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:19,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:19,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:20,132 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 02:39:20,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (764)] Ended with exit code 0 [2024-12-06 02:39:20,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:20,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:20,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:20,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:20,152 INFO L229 MonitoredProcess]: Starting monitored process 765 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:20,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (765)] Waiting until timeout for monitored process [2024-12-06 02:39:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:21,048 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:21,064 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:21,065 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:21,225 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 02:39:21,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (765)] Ended with exit code 0 [2024-12-06 02:39:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:21,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:21,245 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:21,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:21,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:21,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:21,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:21,247 INFO L229 MonitoredProcess]: Starting monitored process 766 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:21,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (766)] Waiting until timeout for monitored process [2024-12-06 02:39:22,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:22,155 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:22,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:22,172 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:22,345 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (766)] Ended with exit code 0 [2024-12-06 02:39:22,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:22,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:22,351 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:22,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:22,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:22,351 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:22,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:22,352 INFO L229 MonitoredProcess]: Starting monitored process 767 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:22,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (767)] Waiting until timeout for monitored process [2024-12-06 02:39:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:23,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:23,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:23,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:23,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:23,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (767)] Ended with exit code 0 [2024-12-06 02:39:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:23,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:23,343 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:23,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:23,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:23,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:23,344 INFO L229 MonitoredProcess]: Starting monitored process 768 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:23,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (768)] Waiting until timeout for monitored process [2024-12-06 02:39:24,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:24,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:24,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:24,224 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:24,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:24,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:24,426 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (768)] Ended with exit code 0 [2024-12-06 02:39:24,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:24,431 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:24,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:24,431 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:24,431 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:24,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:24,432 INFO L229 MonitoredProcess]: Starting monitored process 769 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:24,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (769)] Waiting until timeout for monitored process [2024-12-06 02:39:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:25,268 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:25,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:25,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:25,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:25,508 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 02:39:25,523 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (769)] Ended with exit code 0 [2024-12-06 02:39:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:25,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:25,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:25,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:25,531 INFO L229 MonitoredProcess]: Starting monitored process 770 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:25,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (770)] Waiting until timeout for monitored process [2024-12-06 02:39:26,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:26,572 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:26,590 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:26,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:26,750 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:26,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (770)] Ended with exit code 0 [2024-12-06 02:39:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:26,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:26,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:26,771 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:26,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:26,772 INFO L229 MonitoredProcess]: Starting monitored process 771 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:26,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (771)] Waiting until timeout for monitored process [2024-12-06 02:39:27,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:27,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:27,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:27,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:28,006 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 02:39:28,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (771)] Ended with exit code 0 [2024-12-06 02:39:28,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:28,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:28,029 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:28,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:28,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:28,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:28,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:28,031 INFO L229 MonitoredProcess]: Starting monitored process 772 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:28,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (772)] Waiting until timeout for monitored process [2024-12-06 02:39:29,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:29,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:29,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:29,096 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:29,288 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:29,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (772)] Ended with exit code 0 [2024-12-06 02:39:29,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:29,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:29,308 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:29,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:29,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:29,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:29,309 INFO L229 MonitoredProcess]: Starting monitored process 773 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:29,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (773)] Waiting until timeout for monitored process [2024-12-06 02:39:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:30,243 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:30,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:30,261 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:30,455 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 02:39:30,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (773)] Ended with exit code 0 [2024-12-06 02:39:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:30,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:30,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:30,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:30,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:30,481 INFO L229 MonitoredProcess]: Starting monitored process 774 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:30,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (774)] Waiting until timeout for monitored process [2024-12-06 02:39:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:31,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:31,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:31,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:31,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:31,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (774)] Ended with exit code 0 [2024-12-06 02:39:31,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:31,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:31,644 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:31,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:31,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:31,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:31,645 INFO L229 MonitoredProcess]: Starting monitored process 775 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:31,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (775)] Waiting until timeout for monitored process [2024-12-06 02:39:32,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:32,658 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:32,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:32,674 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:32,675 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:32,872 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (775)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:32,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:32,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:32,878 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:32,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:32,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:32,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:32,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:32,880 INFO L229 MonitoredProcess]: Starting monitored process 776 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:32,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (776)] Waiting until timeout for monitored process [2024-12-06 02:39:33,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:33,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:33,974 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:33,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:34,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (776)] Ended with exit code 0 [2024-12-06 02:39:34,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:34,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:34,172 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:34,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:34,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:34,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:34,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:34,173 INFO L229 MonitoredProcess]: Starting monitored process 777 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:34,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (777)] Waiting until timeout for monitored process [2024-12-06 02:39:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:35,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:35,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:35,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:35,393 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 02:39:35,406 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (777)] Ended with exit code 0 [2024-12-06 02:39:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:35,413 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:35,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:35,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:35,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:35,414 INFO L229 MonitoredProcess]: Starting monitored process 778 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:35,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (778)] Waiting until timeout for monitored process [2024-12-06 02:39:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:36,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:36,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:36,466 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:36,467 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:36,665 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:36,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (778)] Ended with exit code 0 [2024-12-06 02:39:36,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:36,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:36,686 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:36,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:36,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:36,686 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:36,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:36,687 INFO L229 MonitoredProcess]: Starting monitored process 779 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:36,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (779)] Waiting until timeout for monitored process [2024-12-06 02:39:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:37,616 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:37,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:37,632 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:37,632 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:37,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (779)] Ended with exit code 0 [2024-12-06 02:39:37,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:37,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:37,820 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:37,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:37,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:37,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:37,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:37,822 INFO L229 MonitoredProcess]: Starting monitored process 780 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:37,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (780)] Waiting until timeout for monitored process [2024-12-06 02:39:38,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:38,894 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:38,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:38,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:39,114 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 02:39:39,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (780)] Ended with exit code 0 [2024-12-06 02:39:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:39,133 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:39,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:39,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:39,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:39,135 INFO L229 MonitoredProcess]: Starting monitored process 781 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:39,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (781)] Waiting until timeout for monitored process [2024-12-06 02:39:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:40,070 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:40,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:40,110 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:40,299 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 02:39:40,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (781)] Ended with exit code 0 [2024-12-06 02:39:40,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:40,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:40,319 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:40,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:40,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:40,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:40,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:40,320 INFO L229 MonitoredProcess]: Starting monitored process 782 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:40,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (782)] Waiting until timeout for monitored process [2024-12-06 02:39:41,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:41,248 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:41,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:41,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:41,426 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 02:39:41,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (782)] Ended with exit code 0 [2024-12-06 02:39:41,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:41,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:41,449 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:41,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:41,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:41,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:41,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:41,450 INFO L229 MonitoredProcess]: Starting monitored process 783 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:41,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (783)] Waiting until timeout for monitored process [2024-12-06 02:39:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:42,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:42,508 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:42,509 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:42,673 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 02:39:42,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (783)] Ended with exit code 0 [2024-12-06 02:39:42,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:42,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:42,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:42,695 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:42,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:42,696 INFO L229 MonitoredProcess]: Starting monitored process 784 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:42,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (784)] Waiting until timeout for monitored process [2024-12-06 02:39:43,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:43,648 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:43,665 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:43,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:43,885 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 02:39:43,899 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (784)] Ended with exit code 0 [2024-12-06 02:39:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:43,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:43,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:43,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:43,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:43,906 INFO L229 MonitoredProcess]: Starting monitored process 785 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:43,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (785)] Waiting until timeout for monitored process [2024-12-06 02:39:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:44,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:44,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:44,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:44,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:45,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:45,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (785)] Ended with exit code 0 [2024-12-06 02:39:45,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:45,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:45,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:45,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:45,133 INFO L229 MonitoredProcess]: Starting monitored process 786 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:45,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (786)] Waiting until timeout for monitored process [2024-12-06 02:39:46,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:46,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:46,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:46,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:46,228 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 02:39:46,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (786)] Ended with exit code 0 [2024-12-06 02:39:46,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:46,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:46,247 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:46,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:46,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:46,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:46,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:46,249 INFO L229 MonitoredProcess]: Starting monitored process 787 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:46,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (787)] Waiting until timeout for monitored process [2024-12-06 02:39:47,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:47,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:47,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:47,276 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:47,277 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:47,460 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 02:39:47,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (787)] Ended with exit code 0 [2024-12-06 02:39:47,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:47,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:47,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:47,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:47,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:47,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:47,480 INFO L229 MonitoredProcess]: Starting monitored process 788 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:47,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (788)] Waiting until timeout for monitored process [2024-12-06 02:39:48,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:48,528 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:48,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:48,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:48,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:48,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (788)] Ended with exit code 0 [2024-12-06 02:39:48,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:48,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:48,760 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:48,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:48,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:48,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:48,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:48,761 INFO L229 MonitoredProcess]: Starting monitored process 789 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:48,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (789)] Waiting until timeout for monitored process [2024-12-06 02:39:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:49,781 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:49,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:49,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:49,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:49,985 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 02:39:49,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (789)] Ended with exit code 0 [2024-12-06 02:39:50,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:50,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:50,009 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:50,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:50,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:50,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:50,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:50,010 INFO L229 MonitoredProcess]: Starting monitored process 790 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:50,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (790)] Waiting until timeout for monitored process [2024-12-06 02:39:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:51,021 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:51,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:51,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:51,241 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (790)] Ended with exit code 0 [2024-12-06 02:39:51,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:51,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:51,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:51,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:51,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:51,248 INFO L229 MonitoredProcess]: Starting monitored process 791 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:51,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (791)] Waiting until timeout for monitored process [2024-12-06 02:39:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:52,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:52,253 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:52,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:52,423 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 02:39:52,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (791)] Ended with exit code 0 [2024-12-06 02:39:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:52,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:52,443 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:52,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:52,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:52,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:52,444 INFO L229 MonitoredProcess]: Starting monitored process 792 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:52,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (792)] Waiting until timeout for monitored process [2024-12-06 02:39:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:53,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:53,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:53,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:53,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:53,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (792)] Forceful destruction successful, exit code 0 [2024-12-06 02:39:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:53,729 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:53,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:53,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:53,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:53,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:53,730 INFO L229 MonitoredProcess]: Starting monitored process 793 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:53,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (793)] Waiting until timeout for monitored process [2024-12-06 02:39:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:54,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:54,788 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:54,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:54,946 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 02:39:54,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (793)] Ended with exit code 0 [2024-12-06 02:39:54,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:54,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:54,967 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:54,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:54,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:54,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:54,968 INFO L229 MonitoredProcess]: Starting monitored process 794 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:54,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (794)] Waiting until timeout for monitored process [2024-12-06 02:39:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:56,026 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:56,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:56,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:56,222 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:56,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (794)] Ended with exit code 0 [2024-12-06 02:39:56,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:56,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:56,242 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:56,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:56,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:56,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:56,244 INFO L229 MonitoredProcess]: Starting monitored process 795 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:56,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (795)] Waiting until timeout for monitored process [2024-12-06 02:39:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:57,296 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:57,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:57,314 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:57,515 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:57,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (795)] Ended with exit code 0 [2024-12-06 02:39:57,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:57,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:57,536 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:57,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:57,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:57,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:57,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:57,538 INFO L229 MonitoredProcess]: Starting monitored process 796 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:57,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (796)] Waiting until timeout for monitored process [2024-12-06 02:39:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:58,601 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:58,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:58,618 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:58,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:58,785 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:39:58,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (796)] Ended with exit code 0 [2024-12-06 02:39:58,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:58,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:39:58,810 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:39:58,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:39:58,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:58,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:58,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:58,811 INFO L229 MonitoredProcess]: Starting monitored process 797 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:58,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (797)] Waiting until timeout for monitored process [2024-12-06 02:39:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:59,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:59,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:59,880 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:39:59,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:00,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:00,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (797)] Ended with exit code 0 [2024-12-06 02:40:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:00,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:00,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:00,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:00,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:00,101 INFO L229 MonitoredProcess]: Starting monitored process 798 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:00,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (798)] Waiting until timeout for monitored process [2024-12-06 02:40:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:01,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:01,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:01,119 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:01,296 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 02:40:01,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (798)] Ended with exit code 0 [2024-12-06 02:40:01,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:01,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:01,317 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:01,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:01,317 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:01,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:01,318 INFO L229 MonitoredProcess]: Starting monitored process 799 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:01,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (799)] Waiting until timeout for monitored process [2024-12-06 02:40:02,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:02,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:02,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:02,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:02,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:02,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (799)] Ended with exit code 0 [2024-12-06 02:40:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:02,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:02,442 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:02,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:02,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:02,442 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:02,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:02,444 INFO L229 MonitoredProcess]: Starting monitored process 800 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:02,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (800)] Waiting until timeout for monitored process [2024-12-06 02:40:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:03,449 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:03,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:03,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:03,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:03,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (800)] Ended with exit code 0 [2024-12-06 02:40:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:03,657 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:03,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:03,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:03,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:03,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:03,659 INFO L229 MonitoredProcess]: Starting monitored process 801 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:03,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (801)] Waiting until timeout for monitored process [2024-12-06 02:40:04,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:04,549 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:04,565 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:04,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:04,758 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 02:40:04,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (801)] Ended with exit code 0 [2024-12-06 02:40:04,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:04,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:04,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:04,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:04,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:04,784 INFO L229 MonitoredProcess]: Starting monitored process 802 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:04,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (802)] Waiting until timeout for monitored process [2024-12-06 02:40:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:05,723 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:05,740 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:05,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:05,908 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 02:40:05,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (802)] Ended with exit code 0 [2024-12-06 02:40:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:05,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:05,929 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:05,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:05,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:05,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:05,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:05,931 INFO L229 MonitoredProcess]: Starting monitored process 803 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:05,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (803)] Waiting until timeout for monitored process [2024-12-06 02:40:06,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:06,898 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:06,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:06,915 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:07,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (803)] Ended with exit code 0 [2024-12-06 02:40:07,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:07,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:07,140 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:07,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:07,140 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:07,140 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:07,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:07,141 INFO L229 MonitoredProcess]: Starting monitored process 804 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:07,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (804)] Waiting until timeout for monitored process [2024-12-06 02:40:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:08,226 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:08,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:08,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:08,426 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 02:40:08,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (804)] Ended with exit code 0 [2024-12-06 02:40:08,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:08,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:08,447 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:08,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:08,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:08,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:08,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:08,449 INFO L229 MonitoredProcess]: Starting monitored process 805 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:08,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (805)] Waiting until timeout for monitored process [2024-12-06 02:40:09,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:09,515 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:09,536 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:09,536 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:09,735 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 02:40:09,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (805)] Ended with exit code 0 [2024-12-06 02:40:09,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:09,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:09,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:09,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:09,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:09,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:09,755 INFO L229 MonitoredProcess]: Starting monitored process 806 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:09,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (806)] Waiting until timeout for monitored process [2024-12-06 02:40:10,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:10,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:10,849 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:10,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:11,032 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:11,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (806)] Ended with exit code 0 [2024-12-06 02:40:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:11,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:11,058 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:11,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:11,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:11,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:11,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:11,060 INFO L229 MonitoredProcess]: Starting monitored process 807 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:11,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (807)] Waiting until timeout for monitored process [2024-12-06 02:40:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:12,122 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:12,140 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:12,140 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:12,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (807)] Ended with exit code 0 [2024-12-06 02:40:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:12,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:12,375 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:12,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:12,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:12,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:12,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:12,377 INFO L229 MonitoredProcess]: Starting monitored process 808 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:12,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (808)] Waiting until timeout for monitored process [2024-12-06 02:40:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:13,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:13,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:13,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:13,582 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 02:40:13,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (808)] Ended with exit code 0 [2024-12-06 02:40:13,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:13,603 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:13,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:13,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:13,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:13,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:13,605 INFO L229 MonitoredProcess]: Starting monitored process 809 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:13,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (809)] Waiting until timeout for monitored process [2024-12-06 02:40:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:14,587 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:14,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:14,607 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:14,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:14,786 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 02:40:14,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (809)] Ended with exit code 0 [2024-12-06 02:40:14,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:14,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:14,808 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:14,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:14,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:14,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:14,809 INFO L229 MonitoredProcess]: Starting monitored process 810 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:14,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (810)] Waiting until timeout for monitored process [2024-12-06 02:40:15,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:15,862 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:15,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:15,881 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:16,065 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:16,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (810)] Ended with exit code 0 [2024-12-06 02:40:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:16,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:16,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:16,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:16,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:16,087 INFO L229 MonitoredProcess]: Starting monitored process 811 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:16,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (811)] Waiting until timeout for monitored process [2024-12-06 02:40:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:16,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:16,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:16,997 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:16,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:17,162 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:17,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (811)] Ended with exit code 0 [2024-12-06 02:40:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:17,187 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:17,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:17,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:17,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:17,188 INFO L229 MonitoredProcess]: Starting monitored process 812 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:17,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (812)] Waiting until timeout for monitored process [2024-12-06 02:40:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:18,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:18,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:18,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:18,321 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:18,520 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 02:40:18,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (812)] Ended with exit code 0 [2024-12-06 02:40:18,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:18,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:18,541 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:18,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:18,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:18,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:18,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:18,542 INFO L229 MonitoredProcess]: Starting monitored process 813 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:18,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (813)] Waiting until timeout for monitored process [2024-12-06 02:40:19,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:19,518 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:19,534 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:40:19,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:19,628 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 02:40:19,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (813)] Ended with exit code 0 [2024-12-06 02:40:19,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:19,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:19,647 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:19,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:19,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:19,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:19,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:19,649 INFO L229 MonitoredProcess]: Starting monitored process 814 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:19,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (814)] Waiting until timeout for monitored process [2024-12-06 02:40:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:20,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:20,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:20,732 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:20,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:20,900 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 02:40:20,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (814)] Ended with exit code 0 [2024-12-06 02:40:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:20,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:20,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:20,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:20,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:20,922 INFO L229 MonitoredProcess]: Starting monitored process 815 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:20,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (815)] Waiting until timeout for monitored process [2024-12-06 02:40:21,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:21,950 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:21,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:21,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:21,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:22,116 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:22,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (815)] Ended with exit code 0 [2024-12-06 02:40:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:22,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:22,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:22,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:22,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:22,138 INFO L229 MonitoredProcess]: Starting monitored process 816 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:22,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (816)] Waiting until timeout for monitored process [2024-12-06 02:40:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:23,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:23,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:23,244 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:23,245 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:23,404 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:23,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (816)] Ended with exit code 0 [2024-12-06 02:40:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:23,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:23,425 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:23,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:23,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:23,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:23,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:23,426 INFO L229 MonitoredProcess]: Starting monitored process 817 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:23,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (817)] Waiting until timeout for monitored process [2024-12-06 02:40:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:24,389 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:24,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:24,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:24,623 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (817)] Ended with exit code 0 [2024-12-06 02:40:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:24,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:24,630 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:24,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:24,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:24,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:24,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:24,631 INFO L229 MonitoredProcess]: Starting monitored process 818 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:24,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (818)] Waiting until timeout for monitored process [2024-12-06 02:40:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:25,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:25,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:25,714 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-06 02:40:25,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:25,923 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 02:40:25,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (818)] Ended with exit code 0 [2024-12-06 02:40:25,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:25,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:25,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:25,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:25,947 INFO L229 MonitoredProcess]: Starting monitored process 819 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:25,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (819)] Waiting until timeout for monitored process [2024-12-06 02:40:27,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:27,088 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:27,108 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:27,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:27,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (819)] Ended with exit code 0 [2024-12-06 02:40:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:27,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:27,297 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:27,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:27,298 INFO L229 MonitoredProcess]: Starting monitored process 820 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:27,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (820)] Waiting until timeout for monitored process [2024-12-06 02:40:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:28,366 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:28,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:28,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:28,593 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:28,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (820)] Ended with exit code 0 [2024-12-06 02:40:28,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:28,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:28,615 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:28,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:28,615 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:28,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:28,616 INFO L229 MonitoredProcess]: Starting monitored process 821 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:28,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (821)] Waiting until timeout for monitored process [2024-12-06 02:40:29,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:29,730 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:29,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:29,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:29,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:29,942 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 02:40:29,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (821)] Forceful destruction successful, exit code 0 [2024-12-06 02:40:29,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:29,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:29,962 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:29,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:29,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:29,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:29,964 INFO L229 MonitoredProcess]: Starting monitored process 822 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:29,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (822)] Waiting until timeout for monitored process [2024-12-06 02:40:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:31,020 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:31,039 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:31,039 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:31,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (822)] Ended with exit code 0 [2024-12-06 02:40:31,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:31,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:31,262 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:31,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:31,262 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:31,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:31,263 INFO L229 MonitoredProcess]: Starting monitored process 823 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:31,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (823)] Waiting until timeout for monitored process [2024-12-06 02:40:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:32,341 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:32,360 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:32,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:32,554 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:32,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (823)] Ended with exit code 0 [2024-12-06 02:40:32,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:32,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:32,575 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:32,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:32,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:32,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:32,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:32,577 INFO L229 MonitoredProcess]: Starting monitored process 824 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:32,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (824)] Waiting until timeout for monitored process [2024-12-06 02:40:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:33,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:33,655 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:33,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:33,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (824)] Ended with exit code 0 [2024-12-06 02:40:33,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:33,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:33,829 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:33,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:33,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:33,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:33,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:33,830 INFO L229 MonitoredProcess]: Starting monitored process 825 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:33,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (825)] Waiting until timeout for monitored process [2024-12-06 02:40:34,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:34,897 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:34,919 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:34,919 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:35,129 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 02:40:35,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (825)] Ended with exit code 0 [2024-12-06 02:40:35,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:35,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:35,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:35,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:35,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:35,151 INFO L229 MonitoredProcess]: Starting monitored process 826 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:35,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (826)] Waiting until timeout for monitored process [2024-12-06 02:40:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:36,241 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:36,260 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:36,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:36,448 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:36,463 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (826)] Ended with exit code 0 [2024-12-06 02:40:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:36,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:36,469 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:36,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:36,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:36,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:36,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:36,471 INFO L229 MonitoredProcess]: Starting monitored process 827 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:36,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (827)] Waiting until timeout for monitored process [2024-12-06 02:40:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:37,475 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:37,492 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:37,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:37,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:37,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (827)] Ended with exit code 0 [2024-12-06 02:40:37,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:37,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:37,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:37,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:37,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:37,682 INFO L229 MonitoredProcess]: Starting monitored process 828 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:37,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (828)] Waiting until timeout for monitored process [2024-12-06 02:40:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:38,827 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:38,850 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:38,850 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:38,989 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 02:40:39,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (828)] Ended with exit code 0 [2024-12-06 02:40:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:39,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:39,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:39,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:39,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:39,012 INFO L229 MonitoredProcess]: Starting monitored process 829 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:39,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (829)] Waiting until timeout for monitored process [2024-12-06 02:40:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:40,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:40,115 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:40,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:40,336 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 02:40:40,351 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (829)] Ended with exit code 0 [2024-12-06 02:40:40,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:40,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:40,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:40,358 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:40,358 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:40,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:40,359 INFO L229 MonitoredProcess]: Starting monitored process 830 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:40,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (830)] Waiting until timeout for monitored process [2024-12-06 02:40:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:41,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:41,287 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:41,288 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:41,462 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 02:40:41,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (830)] Ended with exit code 0 [2024-12-06 02:40:41,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:41,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:41,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:41,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:41,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:41,485 INFO L229 MonitoredProcess]: Starting monitored process 831 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:41,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (831)] Waiting until timeout for monitored process [2024-12-06 02:40:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:42,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:42,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:42,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:42,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:42,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:42,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (831)] Ended with exit code 0 [2024-12-06 02:40:42,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:42,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:42,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:42,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:42,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:42,832 INFO L229 MonitoredProcess]: Starting monitored process 832 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:42,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (832)] Waiting until timeout for monitored process [2024-12-06 02:40:43,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:43,928 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:43,947 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:43,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:44,138 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:44,153 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (832)] Ended with exit code 0 [2024-12-06 02:40:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:44,159 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:44,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:44,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:44,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:44,161 INFO L229 MonitoredProcess]: Starting monitored process 833 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:44,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (833)] Waiting until timeout for monitored process [2024-12-06 02:40:45,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:45,144 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:45,160 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:45,161 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:45,340 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 02:40:45,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (833)] Ended with exit code 0 [2024-12-06 02:40:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:45,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:45,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:45,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:45,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:45,362 INFO L229 MonitoredProcess]: Starting monitored process 834 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:45,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (834)] Waiting until timeout for monitored process [2024-12-06 02:40:46,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:46,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:46,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:46,352 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:46,352 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:46,557 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 02:40:46,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (834)] Ended with exit code 0 [2024-12-06 02:40:46,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:46,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:46,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:46,578 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:46,578 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:46,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:46,580 INFO L229 MonitoredProcess]: Starting monitored process 835 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:46,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (835)] Waiting until timeout for monitored process [2024-12-06 02:40:47,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:47,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:47,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:47,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:47,936 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (835)] Ended with exit code 0 [2024-12-06 02:40:47,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:47,943 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:47,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:47,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:47,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:47,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:47,945 INFO L229 MonitoredProcess]: Starting monitored process 836 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:47,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (836)] Waiting until timeout for monitored process [2024-12-06 02:40:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:49,101 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:49,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:49,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:49,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (836)] Ended with exit code 0 [2024-12-06 02:40:49,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:49,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:49,323 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:49,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:49,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:49,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:49,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:49,325 INFO L229 MonitoredProcess]: Starting monitored process 837 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:49,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (837)] Waiting until timeout for monitored process [2024-12-06 02:40:50,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:50,381 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:50,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:40:50,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:50,510 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 02:40:50,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (837)] Ended with exit code 0 [2024-12-06 02:40:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:50,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:50,530 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:50,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:50,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:50,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:50,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:50,532 INFO L229 MonitoredProcess]: Starting monitored process 838 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:50,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (838)] Waiting until timeout for monitored process [2024-12-06 02:40:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:51,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:51,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:51,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:51,738 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:51,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (838)] Ended with exit code 0 [2024-12-06 02:40:51,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:51,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:51,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:51,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:51,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:51,762 INFO L229 MonitoredProcess]: Starting monitored process 839 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:51,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (839)] Waiting until timeout for monitored process [2024-12-06 02:40:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:52,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:52,861 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:52,862 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:53,044 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 02:40:53,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (839)] Ended with exit code 0 [2024-12-06 02:40:53,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:53,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:53,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:53,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:53,070 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:53,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:53,071 INFO L229 MonitoredProcess]: Starting monitored process 840 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:53,072 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (840)] Waiting until timeout for monitored process [2024-12-06 02:40:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:54,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:54,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:54,166 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:54,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (840)] Ended with exit code 0 [2024-12-06 02:40:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:54,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:54,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:54,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:54,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:54,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:54,354 INFO L229 MonitoredProcess]: Starting monitored process 841 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:54,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (841)] Waiting until timeout for monitored process [2024-12-06 02:40:55,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:55,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:55,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:55,504 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:55,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:55,662 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 02:40:55,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (841)] Ended with exit code 0 [2024-12-06 02:40:55,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:55,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:55,683 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:55,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:55,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:55,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:55,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:55,684 INFO L229 MonitoredProcess]: Starting monitored process 842 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:55,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (842)] Waiting until timeout for monitored process [2024-12-06 02:40:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:56,670 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:56,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:56,687 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:56,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:56,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (842)] Ended with exit code 0 [2024-12-06 02:40:56,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:56,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:56,832 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:56,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:56,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:56,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:56,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:56,834 INFO L229 MonitoredProcess]: Starting monitored process 843 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:56,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (843)] Waiting until timeout for monitored process [2024-12-06 02:40:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:57,856 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:57,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:57,872 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:57,873 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:58,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (843)] Ended with exit code 0 [2024-12-06 02:40:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:58,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:58,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:58,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:58,237 INFO L229 MonitoredProcess]: Starting monitored process 844 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:58,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (844)] Waiting until timeout for monitored process [2024-12-06 02:40:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:59,205 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:59,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:40:59,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:59,389 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:40:59,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (844)] Ended with exit code 0 [2024-12-06 02:40:59,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:59,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:40:59,410 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:40:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:40:59,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:59,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:59,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:59,411 INFO L229 MonitoredProcess]: Starting monitored process 845 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:59,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (845)] Waiting until timeout for monitored process [2024-12-06 02:41:00,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:00,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:00,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:00,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:00,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:00,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (845)] Ended with exit code 0 [2024-12-06 02:41:00,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:00,668 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:00,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:00,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:00,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:00,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:00,669 INFO L229 MonitoredProcess]: Starting monitored process 846 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:00,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (846)] Waiting until timeout for monitored process [2024-12-06 02:41:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:01,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:01,877 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:01,878 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:02,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:02,055 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (846)] Ended with exit code 0 [2024-12-06 02:41:02,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:02,060 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:02,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:02,060 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:02,060 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:02,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:02,062 INFO L229 MonitoredProcess]: Starting monitored process 847 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:02,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (847)] Waiting until timeout for monitored process [2024-12-06 02:41:03,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:03,125 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:03,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:03,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:03,332 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:03,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (847)] Ended with exit code 0 [2024-12-06 02:41:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:03,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:03,353 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:03,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:03,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:03,353 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:03,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:03,354 INFO L229 MonitoredProcess]: Starting monitored process 848 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:03,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (848)] Waiting until timeout for monitored process [2024-12-06 02:41:04,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:04,396 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:04,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:04,414 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:04,650 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 02:41:04,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (848)] Ended with exit code 0 [2024-12-06 02:41:04,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:04,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:04,671 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:04,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:04,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:04,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:04,673 INFO L229 MonitoredProcess]: Starting monitored process 849 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:04,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (849)] Waiting until timeout for monitored process [2024-12-06 02:41:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:05,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:05,871 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:05,872 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:06,072 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 02:41:06,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (849)] Ended with exit code 0 [2024-12-06 02:41:06,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:06,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:06,092 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:06,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:06,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:06,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:06,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:06,094 INFO L229 MonitoredProcess]: Starting monitored process 850 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:06,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (850)] Waiting until timeout for monitored process [2024-12-06 02:41:07,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:07,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:07,271 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:07,271 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:07,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (850)] Ended with exit code 0 [2024-12-06 02:41:07,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:07,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:07,461 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:07,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:07,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:07,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:07,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:07,462 INFO L229 MonitoredProcess]: Starting monitored process 851 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:07,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (851)] Waiting until timeout for monitored process [2024-12-06 02:41:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:08,510 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:08,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:08,526 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:08,714 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 02:41:08,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (851)] Ended with exit code 0 [2024-12-06 02:41:08,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:08,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:08,736 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:08,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:08,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:08,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:08,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:08,737 INFO L229 MonitoredProcess]: Starting monitored process 852 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:08,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (852)] Waiting until timeout for monitored process [2024-12-06 02:41:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:09,867 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:09,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:09,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:09,888 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:10,079 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:10,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (852)] Ended with exit code 0 [2024-12-06 02:41:10,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:10,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:10,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:10,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:10,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:10,102 INFO L229 MonitoredProcess]: Starting monitored process 853 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:10,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (853)] Waiting until timeout for monitored process [2024-12-06 02:41:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:11,194 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:11,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:11,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:11,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (853)] Ended with exit code 0 [2024-12-06 02:41:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:11,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:11,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:11,391 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:11,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:11,392 INFO L229 MonitoredProcess]: Starting monitored process 854 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:11,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (854)] Waiting until timeout for monitored process [2024-12-06 02:41:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:12,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:12,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:12,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:12,653 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 02:41:12,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (854)] Ended with exit code 0 [2024-12-06 02:41:12,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:12,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:12,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:12,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:12,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:12,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:12,675 INFO L229 MonitoredProcess]: Starting monitored process 855 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:12,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (855)] Waiting until timeout for monitored process [2024-12-06 02:41:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:13,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:13,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:13,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:13,981 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 02:41:13,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (855)] Ended with exit code 0 [2024-12-06 02:41:14,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:14,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:14,001 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:14,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:14,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:14,002 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:14,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:14,003 INFO L229 MonitoredProcess]: Starting monitored process 856 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:14,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (856)] Waiting until timeout for monitored process [2024-12-06 02:41:15,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:15,167 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:15,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:15,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:15,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:15,372 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 02:41:15,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (856)] Ended with exit code 0 [2024-12-06 02:41:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:15,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:15,393 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:15,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:15,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:15,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:15,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:15,394 INFO L229 MonitoredProcess]: Starting monitored process 857 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:15,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (857)] Waiting until timeout for monitored process [2024-12-06 02:41:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:16,495 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:16,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:16,513 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:16,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:16,653 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 02:41:16,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (857)] Ended with exit code 0 [2024-12-06 02:41:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:16,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:16,675 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:16,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:16,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:16,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:16,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:16,676 INFO L229 MonitoredProcess]: Starting monitored process 858 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:16,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (858)] Waiting until timeout for monitored process [2024-12-06 02:41:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:17,831 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:17,847 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:17,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:18,007 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 02:41:18,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (858)] Ended with exit code 0 [2024-12-06 02:41:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:18,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:18,034 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:18,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:18,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:18,036 INFO L229 MonitoredProcess]: Starting monitored process 859 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:18,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (859)] Waiting until timeout for monitored process [2024-12-06 02:41:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:19,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:19,093 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:19,094 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:19,244 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:19,260 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (859)] Ended with exit code 0 [2024-12-06 02:41:19,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:19,267 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:19,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:19,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:19,267 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:19,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:19,268 INFO L229 MonitoredProcess]: Starting monitored process 860 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:19,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (860)] Waiting until timeout for monitored process [2024-12-06 02:41:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:20,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:20,452 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:20,453 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:20,651 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 02:41:20,667 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (860)] Ended with exit code 0 [2024-12-06 02:41:20,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:20,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:20,674 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:20,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:20,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:20,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:20,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:20,675 INFO L229 MonitoredProcess]: Starting monitored process 861 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:20,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (861)] Waiting until timeout for monitored process [2024-12-06 02:41:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:21,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:21,690 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:21,690 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:21,880 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 02:41:21,896 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (861)] Ended with exit code 0 [2024-12-06 02:41:21,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:21,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:21,903 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:21,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:21,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:21,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:21,904 INFO L229 MonitoredProcess]: Starting monitored process 862 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:21,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (862)] Waiting until timeout for monitored process [2024-12-06 02:41:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:23,050 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:23,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:23,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:23,265 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 02:41:23,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (862)] Ended with exit code 0 [2024-12-06 02:41:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:23,287 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:23,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:23,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:23,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:23,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:23,288 INFO L229 MonitoredProcess]: Starting monitored process 863 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:23,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (863)] Waiting until timeout for monitored process [2024-12-06 02:41:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:24,400 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:24,420 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:24,421 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:24,582 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 02:41:24,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (863)] Ended with exit code 0 [2024-12-06 02:41:24,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:24,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:24,603 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:24,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:24,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:24,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:24,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:24,605 INFO L229 MonitoredProcess]: Starting monitored process 864 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:24,605 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (864)] Waiting until timeout for monitored process [2024-12-06 02:41:25,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:25,659 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:25,676 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:25,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:25,859 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 02:41:25,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (864)] Ended with exit code 0 [2024-12-06 02:41:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:25,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:25,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:25,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:25,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:25,884 INFO L229 MonitoredProcess]: Starting monitored process 865 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:25,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (865)] Waiting until timeout for monitored process [2024-12-06 02:41:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:27,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:27,094 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:27,095 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:27,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (865)] Ended with exit code 0 [2024-12-06 02:41:27,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:27,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:27,257 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:27,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:27,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:27,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:27,258 INFO L229 MonitoredProcess]: Starting monitored process 866 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:27,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (866)] Waiting until timeout for monitored process [2024-12-06 02:41:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:28,271 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:28,290 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:28,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:28,466 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 02:41:28,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (866)] Forceful destruction successful, exit code 0 [2024-12-06 02:41:28,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:28,487 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:28,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:28,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:28,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:28,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:28,488 INFO L229 MonitoredProcess]: Starting monitored process 867 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:28,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (867)] Waiting until timeout for monitored process [2024-12-06 02:41:29,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:29,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:29,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:29,656 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:29,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (867)] Ended with exit code 0 [2024-12-06 02:41:29,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:29,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:29,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:29,887 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:29,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:29,888 INFO L229 MonitoredProcess]: Starting monitored process 868 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:29,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (868)] Waiting until timeout for monitored process [2024-12-06 02:41:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:31,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:31,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:31,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:31,219 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 02:41:31,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (868)] Ended with exit code 0 [2024-12-06 02:41:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:31,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:31,241 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:31,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:31,242 INFO L229 MonitoredProcess]: Starting monitored process 869 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:31,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (869)] Waiting until timeout for monitored process [2024-12-06 02:41:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:32,406 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:32,426 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:32,427 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:32,612 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:32,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (869)] Ended with exit code 0 [2024-12-06 02:41:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:32,634 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:32,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:32,634 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:32,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:32,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:32,635 INFO L229 MonitoredProcess]: Starting monitored process 870 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:32,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (870)] Waiting until timeout for monitored process [2024-12-06 02:41:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:33,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:33,801 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:33,802 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:33,978 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 02:41:33,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (870)] Ended with exit code 0 [2024-12-06 02:41:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:34,000 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:34,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:34,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:34,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:34,001 INFO L229 MonitoredProcess]: Starting monitored process 871 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:34,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (871)] Waiting until timeout for monitored process [2024-12-06 02:41:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:35,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:35,088 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:35,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:35,278 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (871)] Ended with exit code 0 [2024-12-06 02:41:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:35,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:35,284 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:35,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:35,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:35,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:35,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:35,286 INFO L229 MonitoredProcess]: Starting monitored process 872 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:35,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (872)] Waiting until timeout for monitored process [2024-12-06 02:41:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:36,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:36,443 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:36,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:36,642 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:36,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (872)] Ended with exit code 0 [2024-12-06 02:41:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:36,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:36,664 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:36,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:36,666 INFO L229 MonitoredProcess]: Starting monitored process 873 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:36,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (873)] Waiting until timeout for monitored process [2024-12-06 02:41:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:37,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:37,858 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:37,859 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:38,031 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:38,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (873)] Ended with exit code 0 [2024-12-06 02:41:38,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:38,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:38,054 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:38,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:38,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:38,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:38,055 INFO L229 MonitoredProcess]: Starting monitored process 874 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:38,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (874)] Waiting until timeout for monitored process [2024-12-06 02:41:39,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:39,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:39,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:39,162 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:39,163 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:39,380 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (874)] Ended with exit code 0 [2024-12-06 02:41:39,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:39,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:39,386 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:39,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:39,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:39,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:39,388 INFO L229 MonitoredProcess]: Starting monitored process 875 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:39,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (875)] Waiting until timeout for monitored process [2024-12-06 02:41:40,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:40,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:40,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:40,540 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:40,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:40,722 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 02:41:40,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (875)] Ended with exit code 0 [2024-12-06 02:41:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:40,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:40,750 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:40,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:40,750 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:40,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:40,752 INFO L229 MonitoredProcess]: Starting monitored process 876 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:40,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (876)] Waiting until timeout for monitored process [2024-12-06 02:41:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:41,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:41,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:41,853 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:41,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:42,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (876)] Ended with exit code 0 [2024-12-06 02:41:42,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:42,054 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:42,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:42,054 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:42,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:42,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:42,055 INFO L229 MonitoredProcess]: Starting monitored process 877 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:42,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (877)] Waiting until timeout for monitored process [2024-12-06 02:41:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:43,061 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:43,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:43,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:43,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:43,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (877)] Ended with exit code 0 [2024-12-06 02:41:43,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:43,315 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:43,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:43,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:43,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:43,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:43,317 INFO L229 MonitoredProcess]: Starting monitored process 878 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:43,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (878)] Waiting until timeout for monitored process [2024-12-06 02:41:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:44,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:44,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:44,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:44,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:44,628 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:44,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (878)] Ended with exit code 0 [2024-12-06 02:41:44,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:44,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:44,650 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:44,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:44,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:44,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:44,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:44,652 INFO L229 MonitoredProcess]: Starting monitored process 879 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:44,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (879)] Waiting until timeout for monitored process [2024-12-06 02:41:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:45,720 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:45,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:45,740 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:45,922 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 02:41:45,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (879)] Ended with exit code 0 [2024-12-06 02:41:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:45,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:45,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:45,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:45,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:45,947 INFO L229 MonitoredProcess]: Starting monitored process 880 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:45,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (880)] Waiting until timeout for monitored process [2024-12-06 02:41:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:47,014 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:47,031 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:47,031 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:47,240 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:47,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (880)] Ended with exit code 0 [2024-12-06 02:41:47,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:47,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:47,265 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:47,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:47,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:47,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:47,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:47,266 INFO L229 MonitoredProcess]: Starting monitored process 881 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:47,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (881)] Waiting until timeout for monitored process [2024-12-06 02:41:48,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:48,415 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:48,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:48,434 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:48,435 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:48,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:48,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (881)] Ended with exit code 0 [2024-12-06 02:41:48,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:48,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:48,645 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:48,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:48,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:48,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:48,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:48,646 INFO L229 MonitoredProcess]: Starting monitored process 882 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:48,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (882)] Waiting until timeout for monitored process [2024-12-06 02:41:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:49,780 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:49,799 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:49,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:49,981 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 02:41:49,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (882)] Ended with exit code 0 [2024-12-06 02:41:50,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:50,003 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:50,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:50,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:50,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:50,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:50,004 INFO L229 MonitoredProcess]: Starting monitored process 883 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:50,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (883)] Waiting until timeout for monitored process [2024-12-06 02:41:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:51,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:51,198 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:51,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:51,387 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:51,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (883)] Ended with exit code 0 [2024-12-06 02:41:51,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:51,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:51,410 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:51,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:51,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:51,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:51,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:51,412 INFO L229 MonitoredProcess]: Starting monitored process 884 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:51,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (884)] Waiting until timeout for monitored process [2024-12-06 02:41:52,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:52,554 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:52,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:52,571 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:52,572 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:52,757 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 02:41:52,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (884)] Ended with exit code 0 [2024-12-06 02:41:52,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:52,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:52,780 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:52,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:52,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:52,780 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:52,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:52,781 INFO L229 MonitoredProcess]: Starting monitored process 885 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:52,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (885)] Waiting until timeout for monitored process [2024-12-06 02:41:53,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:53,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:53,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:53,903 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:54,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (885)] Ended with exit code 0 [2024-12-06 02:41:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:54,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:54,136 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:54,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:54,137 INFO L229 MonitoredProcess]: Starting monitored process 886 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:54,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (886)] Waiting until timeout for monitored process [2024-12-06 02:41:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:55,312 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:55,328 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:55,333 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:55,487 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 02:41:55,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (886)] Ended with exit code 0 [2024-12-06 02:41:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:55,511 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:55,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:55,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:55,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:55,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:55,513 INFO L229 MonitoredProcess]: Starting monitored process 887 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:55,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (887)] Waiting until timeout for monitored process [2024-12-06 02:41:56,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:56,646 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:56,666 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:56,666 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:41:56,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (887)] Ended with exit code 0 [2024-12-06 02:41:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:56,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:56,859 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:56,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:56,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:56,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:56,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:56,860 INFO L229 MonitoredProcess]: Starting monitored process 888 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:56,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (888)] Waiting until timeout for monitored process [2024-12-06 02:41:58,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:58,060 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:58,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:58,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:58,232 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 02:41:58,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (888)] Ended with exit code 0 [2024-12-06 02:41:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:58,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:58,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:58,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:58,257 INFO L229 MonitoredProcess]: Starting monitored process 889 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:58,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (889)] Waiting until timeout for monitored process [2024-12-06 02:41:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:59,414 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:59,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:41:59,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:59,602 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 02:41:59,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (889)] Ended with exit code 0 [2024-12-06 02:41:59,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:59,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:41:59,626 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:41:59,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:41:59,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:59,626 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:59,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:59,627 INFO L229 MonitoredProcess]: Starting monitored process 890 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:59,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (890)] Waiting until timeout for monitored process [2024-12-06 02:42:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:00,845 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:00,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:00,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:01,019 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 02:42:01,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (890)] Ended with exit code 0 [2024-12-06 02:42:01,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:01,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:01,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:01,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:01,043 INFO L229 MonitoredProcess]: Starting monitored process 891 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:01,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (891)] Waiting until timeout for monitored process [2024-12-06 02:42:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:02,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:02,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:02,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:02,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:02,394 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 02:42:02,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (891)] Ended with exit code 0 [2024-12-06 02:42:02,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:02,418 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:02,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:02,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:02,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:02,420 INFO L229 MonitoredProcess]: Starting monitored process 892 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:02,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (892)] Waiting until timeout for monitored process [2024-12-06 02:42:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:03,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:03,583 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:03,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:03,774 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 02:42:03,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (892)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:03,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:03,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:03,802 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:03,802 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:03,802 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:03,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:03,803 INFO L229 MonitoredProcess]: Starting monitored process 893 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:03,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (893)] Waiting until timeout for monitored process [2024-12-06 02:42:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:04,866 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:04,886 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:04,887 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:05,066 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 02:42:05,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (893)] Ended with exit code 0 [2024-12-06 02:42:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:05,090 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:05,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:05,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:05,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:05,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:05,092 INFO L229 MonitoredProcess]: Starting monitored process 894 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:05,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (894)] Waiting until timeout for monitored process [2024-12-06 02:42:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:06,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:06,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:06,265 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:06,265 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:06,485 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 02:42:06,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (894)] Ended with exit code 0 [2024-12-06 02:42:06,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:06,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:06,510 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:06,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:06,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:06,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:06,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:06,511 INFO L229 MonitoredProcess]: Starting monitored process 895 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:06,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (895)] Waiting until timeout for monitored process [2024-12-06 02:42:07,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:07,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:07,710 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:07,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:07,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (895)] Ended with exit code 0 [2024-12-06 02:42:07,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:07,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:07,896 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:07,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:07,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:07,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:07,898 INFO L229 MonitoredProcess]: Starting monitored process 896 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:07,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (896)] Waiting until timeout for monitored process [2024-12-06 02:42:09,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:09,027 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:09,047 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:09,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:09,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:09,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (896)] Ended with exit code 0 [2024-12-06 02:42:09,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:09,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:09,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:09,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:09,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:09,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:09,266 INFO L229 MonitoredProcess]: Starting monitored process 897 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:09,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (897)] Waiting until timeout for monitored process [2024-12-06 02:42:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:10,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:10,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:10,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:10,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:10,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (897)] Ended with exit code 0 [2024-12-06 02:42:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:10,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:10,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:10,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:10,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:10,720 INFO L229 MonitoredProcess]: Starting monitored process 898 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:10,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (898)] Waiting until timeout for monitored process [2024-12-06 02:42:11,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:11,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:11,798 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:11,799 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:12,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (898)] Ended with exit code 0 [2024-12-06 02:42:12,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:12,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:12,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:12,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:12,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:12,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:12,033 INFO L229 MonitoredProcess]: Starting monitored process 899 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:12,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (899)] Waiting until timeout for monitored process [2024-12-06 02:42:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:13,193 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:13,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:13,212 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:13,212 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:13,325 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 02:42:13,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (899)] Ended with exit code 0 [2024-12-06 02:42:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:13,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:13,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:13,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:13,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:13,349 INFO L229 MonitoredProcess]: Starting monitored process 900 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:13,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (900)] Waiting until timeout for monitored process [2024-12-06 02:42:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:14,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:14,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:14,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:14,454 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:14,631 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 02:42:14,649 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (900)] Ended with exit code 0 [2024-12-06 02:42:14,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:14,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:14,654 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:14,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:14,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:14,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:14,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:14,655 INFO L229 MonitoredProcess]: Starting monitored process 901 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:14,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (901)] Waiting until timeout for monitored process [2024-12-06 02:42:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:15,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:15,845 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:15,846 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:16,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (901)] Ended with exit code 0 [2024-12-06 02:42:16,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:16,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:16,043 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:16,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:16,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:16,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:16,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:16,045 INFO L229 MonitoredProcess]: Starting monitored process 902 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:16,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (902)] Waiting until timeout for monitored process [2024-12-06 02:42:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:17,129 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:17,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:17,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:17,305 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 02:42:17,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (902)] Ended with exit code 0 [2024-12-06 02:42:17,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:17,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:17,328 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:17,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:17,328 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:17,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:17,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:17,329 INFO L229 MonitoredProcess]: Starting monitored process 903 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:17,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (903)] Waiting until timeout for monitored process [2024-12-06 02:42:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:18,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:18,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:18,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:18,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (903)] Ended with exit code 0 [2024-12-06 02:42:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:18,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:18,503 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:18,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:18,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:18,504 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:18,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:18,505 INFO L229 MonitoredProcess]: Starting monitored process 904 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:18,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (904)] Waiting until timeout for monitored process [2024-12-06 02:42:19,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:19,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:19,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:19,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:19,758 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:19,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (904)] Ended with exit code 0 [2024-12-06 02:42:19,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:19,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:19,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:19,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:19,966 INFO L229 MonitoredProcess]: Starting monitored process 905 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:19,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (905)] Waiting until timeout for monitored process [2024-12-06 02:42:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:20,977 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:20,993 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:20,994 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:21,190 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:21,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (905)] Ended with exit code 0 [2024-12-06 02:42:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:21,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:21,213 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:21,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:21,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:21,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:21,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:21,214 INFO L229 MonitoredProcess]: Starting monitored process 906 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:21,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (906)] Waiting until timeout for monitored process [2024-12-06 02:42:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:22,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:22,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:22,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:22,352 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 02:42:22,369 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (906)] Ended with exit code 0 [2024-12-06 02:42:22,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:22,376 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:22,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:22,377 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:22,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:22,378 INFO L229 MonitoredProcess]: Starting monitored process 907 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:22,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (907)] Waiting until timeout for monitored process [2024-12-06 02:42:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:23,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:23,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:23,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:23,483 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:23,659 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 02:42:23,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (907)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:23,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:23,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:23,683 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:23,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:23,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:23,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:23,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:23,684 INFO L229 MonitoredProcess]: Starting monitored process 908 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:23,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (908)] Waiting until timeout for monitored process [2024-12-06 02:42:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:24,667 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:24,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:24,686 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:24,881 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 02:42:24,898 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (908)] Ended with exit code 0 [2024-12-06 02:42:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:24,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:24,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:24,904 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:24,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:24,905 INFO L229 MonitoredProcess]: Starting monitored process 909 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:24,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (909)] Waiting until timeout for monitored process [2024-12-06 02:42:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:26,069 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:26,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:26,085 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:26,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:26,253 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 02:42:26,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (909)] Ended with exit code 0 [2024-12-06 02:42:26,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:26,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:26,277 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:26,277 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:26,277 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:26,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:26,278 INFO L229 MonitoredProcess]: Starting monitored process 910 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:26,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (910)] Waiting until timeout for monitored process [2024-12-06 02:42:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:27,532 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:27,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:27,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:27,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:27,746 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 02:42:27,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (910)] Ended with exit code 0 [2024-12-06 02:42:27,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:27,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:27,768 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:27,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:27,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:27,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:27,770 INFO L229 MonitoredProcess]: Starting monitored process 911 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:27,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (911)] Waiting until timeout for monitored process [2024-12-06 02:42:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:28,986 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:29,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:29,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:29,158 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 02:42:29,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (911)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:29,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:29,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:29,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:29,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:29,183 INFO L229 MonitoredProcess]: Starting monitored process 912 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:29,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (912)] Waiting until timeout for monitored process [2024-12-06 02:42:30,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:30,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:30,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:30,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:30,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:30,583 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (912)] Ended with exit code 0 [2024-12-06 02:42:30,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:30,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:30,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:30,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:30,592 INFO L229 MonitoredProcess]: Starting monitored process 913 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:30,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (913)] Waiting until timeout for monitored process [2024-12-06 02:42:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:31,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:31,824 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:31,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:31,995 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 02:42:32,013 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (913)] Ended with exit code 0 [2024-12-06 02:42:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:32,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:32,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:32,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:32,021 INFO L229 MonitoredProcess]: Starting monitored process 914 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:32,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (914)] Waiting until timeout for monitored process [2024-12-06 02:42:33,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:33,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:33,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:33,157 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:33,321 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 02:42:33,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (914)] Ended with exit code 0 [2024-12-06 02:42:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:33,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:33,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:33,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:33,350 INFO L229 MonitoredProcess]: Starting monitored process 915 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:33,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (915)] Waiting until timeout for monitored process [2024-12-06 02:42:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:34,581 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:34,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:34,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:34,771 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 02:42:34,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (915)] Ended with exit code 0 [2024-12-06 02:42:34,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:34,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:34,794 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:34,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:34,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:34,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:34,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:34,795 INFO L229 MonitoredProcess]: Starting monitored process 916 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:34,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (916)] Waiting until timeout for monitored process [2024-12-06 02:42:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:35,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:35,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:35,934 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:36,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (916)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:36,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:36,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:36,135 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:36,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:36,136 INFO L229 MonitoredProcess]: Starting monitored process 917 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:36,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (917)] Waiting until timeout for monitored process [2024-12-06 02:42:37,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:37,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:37,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:37,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:37,476 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 02:42:37,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (917)] Ended with exit code 0 [2024-12-06 02:42:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:37,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:37,499 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:37,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:37,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:37,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:37,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:37,500 INFO L229 MonitoredProcess]: Starting monitored process 918 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:37,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (918)] Waiting until timeout for monitored process [2024-12-06 02:42:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:38,666 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:38,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:38,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:38,885 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 02:42:38,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (918)] Ended with exit code 0 [2024-12-06 02:42:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:38,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:38,909 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:38,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:38,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:38,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:38,910 INFO L229 MonitoredProcess]: Starting monitored process 919 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:38,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (919)] Waiting until timeout for monitored process [2024-12-06 02:42:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:39,983 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:40,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:40,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:40,196 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 02:42:40,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (919)] Ended with exit code 0 [2024-12-06 02:42:40,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:40,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:40,220 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:40,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:40,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:40,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:40,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:40,221 INFO L229 MonitoredProcess]: Starting monitored process 920 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:40,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (920)] Waiting until timeout for monitored process [2024-12-06 02:42:41,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:41,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:41,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:41,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:41,558 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 02:42:41,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (920)] Ended with exit code 0 [2024-12-06 02:42:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:41,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:41,582 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:41,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:41,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:41,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:41,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:41,583 INFO L229 MonitoredProcess]: Starting monitored process 921 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:41,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (921)] Waiting until timeout for monitored process [2024-12-06 02:42:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:42,716 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:42,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:42,733 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:42,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:42,916 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (921)] Ended with exit code 0 [2024-12-06 02:42:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:42,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:42,921 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:42,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:42,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:42,921 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:42,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:42,923 INFO L229 MonitoredProcess]: Starting monitored process 922 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:42,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (922)] Waiting until timeout for monitored process [2024-12-06 02:42:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:44,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:44,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:44,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:44,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:44,223 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:44,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (922)] Forceful destruction successful, exit code 0 [2024-12-06 02:42:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:44,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:44,248 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:44,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:44,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:44,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:44,249 INFO L229 MonitoredProcess]: Starting monitored process 923 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:44,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (923)] Waiting until timeout for monitored process [2024-12-06 02:42:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:45,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:45,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:45,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:45,604 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:45,622 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (923)] Ended with exit code 0 [2024-12-06 02:42:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:45,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:45,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:45,634 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:45,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:45,635 INFO L229 MonitoredProcess]: Starting monitored process 924 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:45,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (924)] Waiting until timeout for monitored process [2024-12-06 02:42:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:46,891 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:46,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:46,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:46,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:47,103 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:47,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (924)] Ended with exit code 0 [2024-12-06 02:42:47,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:47,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:47,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:47,128 INFO L229 MonitoredProcess]: Starting monitored process 925 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:47,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (925)] Waiting until timeout for monitored process [2024-12-06 02:42:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:48,097 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:48,119 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:48,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:48,321 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 02:42:48,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (925)] Ended with exit code 0 [2024-12-06 02:42:48,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:48,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:48,350 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:48,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:48,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:48,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:48,352 INFO L229 MonitoredProcess]: Starting monitored process 926 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:48,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (926)] Waiting until timeout for monitored process [2024-12-06 02:42:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:49,460 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:49,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:49,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:49,657 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:49,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (926)] Ended with exit code 0 [2024-12-06 02:42:49,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:49,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:49,682 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:49,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:49,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:49,683 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:49,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:49,684 INFO L229 MonitoredProcess]: Starting monitored process 927 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:49,685 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (927)] Waiting until timeout for monitored process [2024-12-06 02:42:50,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:50,946 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:50,965 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:50,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:51,108 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:51,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (927)] Ended with exit code 0 [2024-12-06 02:42:51,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:51,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:51,132 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:51,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:51,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:51,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:51,133 INFO L229 MonitoredProcess]: Starting monitored process 928 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:51,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (928)] Waiting until timeout for monitored process [2024-12-06 02:42:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:52,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:52,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:52,300 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:52,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:52,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (928)] Ended with exit code 0 [2024-12-06 02:42:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:52,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:52,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:52,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:52,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:52,537 INFO L229 MonitoredProcess]: Starting monitored process 929 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:52,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (929)] Waiting until timeout for monitored process [2024-12-06 02:42:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:53,696 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:53,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:53,711 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:53,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:53,867 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 02:42:53,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (929)] Ended with exit code 0 [2024-12-06 02:42:53,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:53,891 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:53,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:53,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:53,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:53,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:53,893 INFO L229 MonitoredProcess]: Starting monitored process 930 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:53,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (930)] Waiting until timeout for monitored process [2024-12-06 02:42:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:55,010 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:55,029 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:55,029 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:55,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:55,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (930)] Ended with exit code 0 [2024-12-06 02:42:55,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:55,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:55,229 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:55,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:55,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:55,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:55,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:55,230 INFO L229 MonitoredProcess]: Starting monitored process 931 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:55,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (931)] Waiting until timeout for monitored process [2024-12-06 02:42:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:56,385 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:56,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:56,406 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:56,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:56,585 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:42:56,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (931)] Ended with exit code 0 [2024-12-06 02:42:56,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:56,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:56,614 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:56,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:56,614 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:56,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:56,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:56,616 INFO L229 MonitoredProcess]: Starting monitored process 932 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:56,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (932)] Waiting until timeout for monitored process [2024-12-06 02:42:57,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:57,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:57,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:57,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:57,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:58,007 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 02:42:58,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (932)] Ended with exit code 0 [2024-12-06 02:42:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:58,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:58,031 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:58,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:58,031 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:58,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:58,032 INFO L229 MonitoredProcess]: Starting monitored process 933 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:58,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (933)] Waiting until timeout for monitored process [2024-12-06 02:42:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:59,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:59,344 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:42:59,345 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:59,549 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 02:42:59,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (933)] Ended with exit code 0 [2024-12-06 02:42:59,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:59,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:42:59,573 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:42:59,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:42:59,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:59,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:59,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:59,574 INFO L229 MonitoredProcess]: Starting monitored process 934 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:59,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (934)] Waiting until timeout for monitored process [2024-12-06 02:43:00,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,698 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:00,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:00,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:00,719 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:00,883 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 02:43:00,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (934)] Ended with exit code 0 [2024-12-06 02:43:00,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:00,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:00,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:00,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:00,908 INFO L229 MonitoredProcess]: Starting monitored process 935 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:00,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (935)] Waiting until timeout for monitored process [2024-12-06 02:43:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:02,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:02,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:02,075 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:02,248 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 02:43:02,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (935)] Ended with exit code 0 [2024-12-06 02:43:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:02,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:02,270 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:02,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:02,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:02,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:02,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:02,272 INFO L229 MonitoredProcess]: Starting monitored process 936 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:02,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (936)] Waiting until timeout for monitored process [2024-12-06 02:43:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:03,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:03,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:03,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:03,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:43:03,724 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (936)] Ended with exit code 0 [2024-12-06 02:43:03,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:03,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:03,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:03,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:03,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:03,731 INFO L229 MonitoredProcess]: Starting monitored process 937 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:03,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (937)] Waiting until timeout for monitored process [2024-12-06 02:43:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:04,883 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:04,899 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:04,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:05,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:43:05,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (937)] Ended with exit code 0 [2024-12-06 02:43:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:05,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:05,120 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:05,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:05,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:05,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:05,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:05,122 INFO L229 MonitoredProcess]: Starting monitored process 938 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:05,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (938)] Waiting until timeout for monitored process [2024-12-06 02:43:06,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:06,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:06,302 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-06 02:43:06,302 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:06,406 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 02:43:06,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (938)] Ended with exit code 0 [2024-12-06 02:43:06,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:06,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:06,430 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:06,430 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:06,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:06,431 INFO L229 MonitoredProcess]: Starting monitored process 939 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:06,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (939)] Waiting until timeout for monitored process [2024-12-06 02:43:07,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:07,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:07,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:07,651 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:07,865 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 02:43:07,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (939)] Ended with exit code 0 [2024-12-06 02:43:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:07,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:07,894 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:07,894 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:07,896 INFO L229 MonitoredProcess]: Starting monitored process 940 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:07,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (940)] Waiting until timeout for monitored process [2024-12-06 02:43:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:09,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:09,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:09,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-06 02:43:09,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:09,313 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-06 02:43:09,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (940)] Ended with exit code 0 [2024-12-06 02:43:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:09,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 68 states and 100 transitions. [2024-12-06 02:43:09,337 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2024-12-06 02:43:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-06 02:43:09,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:09,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:09,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:09,339 INFO L229 MonitoredProcess]: Starting monitored process 941 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:09,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae12e779-09c3-4fba-a877-527217a57098/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (941)] Waiting until timeout for monitored process