./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.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_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/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_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/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_880f77ab-90d5-4449-8e7b-f9e49f55d679/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 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:03:09,971 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:03:10,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:03:10,027 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:03:10,027 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:03:10,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:03:10,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:03:10,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:03:10,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:03:10,048 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:03:10,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:03:10,048 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:03:10,048 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:03:10,049 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:03:10,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:03:10,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:10,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:03:10,050 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:03:10,051 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:03:10,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:03:10,051 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_880f77ab-90d5-4449-8e7b-f9e49f55d679/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 -> 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 [2024-12-05 22:03:10,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:03:10,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:03:10,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:03:10,255 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:03:10,256 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:03:10,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-12-05 22:03:12,864 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/1211b22e3/b434fbd2e6d84aab949383255e78c2f6/FLAG76c84d83b [2024-12-05 22:03:13,053 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:03:13,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-12-05 22:03:13,062 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/1211b22e3/b434fbd2e6d84aab949383255e78c2f6/FLAG76c84d83b [2024-12-05 22:03:13,076 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/1211b22e3/b434fbd2e6d84aab949383255e78c2f6 [2024-12-05 22:03:13,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:03:13,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:03:13,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:13,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:03:13,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:03:13,086 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:13" (1/1) ... [2024-12-05 22:03:13,087 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c29ab09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:13, skipping insertion in model container [2024-12-05 22:03:13,087 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:13" (1/1) ... [2024-12-05 22:03:13,104 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:03:13,230 ERROR L321 MainTranslator]: Unsupported Syntax: floats in unions are not supported in the integer translation. [2024-12-05 22:03:13,230 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75527709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:13, skipping insertion in model container [2024-12-05 22:03:13,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:13,231 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-12-05 22:03:13,232 INFO L158 Benchmark]: Toolchain (without parser) took 152.25ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 109.2MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:03:13,233 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:03:13,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 149.97ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 109.2MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:03:13,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 149.97ms. Allocated memory is still 142.6MB. Free memory was 117.9MB in the beginning and 109.2MB in the end (delta: 8.7MB). 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_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/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_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/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_880f77ab-90d5-4449-8e7b-f9e49f55d679/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 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:03:14,908 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:03:14,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 22:03:15,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:03:15,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:03:15,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:03:15,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:03:15,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:03:15,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:03:15,009 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:03:15,010 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:03:15,010 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:03:15,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:15,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:03:15,011 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:03:15,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:03:15,011 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:03:15,011 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:15,011 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:03:15,011 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_880f77ab-90d5-4449-8e7b-f9e49f55d679/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 -> 6672481a7838a56be1f1fe8bf2e494e3680a5c6a5ddaa173ab670073cd565312 [2024-12-05 22:03:15,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:03:15,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:03:15,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:03:15,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:03:15,251 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:03:15,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-12-05 22:03:17,933 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/b735f8146/e0b01ab8e3e14d12a58c80bfd8896f08/FLAGf5b5d19d9 [2024-12-05 22:03:18,120 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:03:18,120 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c [2024-12-05 22:03:18,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/b735f8146/e0b01ab8e3e14d12a58c80bfd8896f08/FLAGf5b5d19d9 [2024-12-05 22:03:18,142 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/data/b735f8146/e0b01ab8e3e14d12a58c80bfd8896f08 [2024-12-05 22:03:18,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:03:18,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:03:18,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:18,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:03:18,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:03:18,152 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23cef592 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18, skipping insertion in model container [2024-12-05 22:03:18,153 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,169 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:03:18,351 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_880f77ab-90d5-4449-8e7b-f9e49f55d679/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c[5824,5837] [2024-12-05 22:03:18,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:18,368 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:03:18,409 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_880f77ab-90d5-4449-8e7b-f9e49f55d679/sv-benchmarks/c/float-newlib/float_req_bl_0683b.c[5824,5837] [2024-12-05 22:03:18,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:03:18,430 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:03:18,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18 WrapperNode [2024-12-05 22:03:18,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:03:18,431 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:18,431 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:03:18,431 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:03:18,437 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,448 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,470 INFO L138 Inliner]: procedures = 25, calls = 89, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 258 [2024-12-05 22:03:18,470 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:03:18,471 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:03:18,471 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:03:18,471 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:03:18,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,497 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,505 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,507 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:03:18,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:03:18,511 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:03:18,511 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:03:18,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:03:18" (1/1) ... [2024-12-05 22:03:18,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:03:18,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:03:18,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:03:18,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:03:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:03:18,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-12-05 22:03:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:03:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-12-05 22:03:18,558 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-12-05 22:03:18,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:03:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:03:18,642 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:03:18,643 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:03:50,247 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-12-05 22:03:50,247 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:03:50,324 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:03:50,324 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-05 22:03:50,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:50 BoogieIcfgContainer [2024-12-05 22:03:50,325 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:03:50,326 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:03:50,326 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:03:50,341 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:03:50,342 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:03:50" (1/1) ... [2024-12-05 22:03:50,349 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:03:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:50,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2024-12-05 22:03:50,394 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2024-12-05 22:03:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:03:50,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:50,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:50,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:50,399 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:50,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:03:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:51,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:51,394 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:03:51,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:51,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:03:51,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:03:52,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:52,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2024-12-05 22:03:52,012 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2024-12-05 22:03:52,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:03:52,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:52,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:52,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:52,015 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:52,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:03:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:54,476 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:03:54,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:03:54,591 INFO L256 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:03:54,594 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:03:54,917 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:03:55,576 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-12-05 22:03:55,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 31 [2024-12-05 22:03:55,654 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:03:55,655 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 28 [2024-12-05 22:03:56,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:03:56,261 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:03:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:03:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 76 states and 116 transitions. [2024-12-05 22:03:58,634 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2024-12-05 22:03:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:03:58,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:03:58,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:03:58,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:03:58,638 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:03:58,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:04:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:00,800 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:00,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:00,895 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:04:00,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:01,282 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:04:01,283 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-12-05 22:04:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:04:02,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:04:03,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2024-12-05 22:04:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-12-05 22:04:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:04:03,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:03,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:03,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:03,448 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:03,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:04:05,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:05,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:06,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:04:06,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:06,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:04:06,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-12-05 22:04:07,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:04:07,376 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:04:09,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:09,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 73 states and 108 transitions. [2024-12-05 22:04:09,731 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2024-12-05 22:04:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:04:09,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:09,732 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:09,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:09,734 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:09,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:04:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:11,896 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:11,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 22:04:11,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:12,088 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:04:12,102 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-12-05 22:04:12,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:04:12,456 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:04:12,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:04:12,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 73 states and 107 transitions. [2024-12-05 22:04:12,608 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 107 transitions. [2024-12-05 22:04:12,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:04:12,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:04:12,608 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:04:12,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:04:12,611 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:04:12,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:04:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:15,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:04:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:04:15,270 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:04:15,272 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:04:15,726 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:04:15,727 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-05 22:04:17,654 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:04:17,655 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-12-05 22:04:20,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:04:20,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:05:04,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:05:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:05:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 69 states and 98 transitions. [2024-12-05 22:05:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 98 transitions. [2024-12-05 22:05:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:05:10,627 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:05:10,627 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:05:10,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:05:10,630 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:05:10,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:05:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:05:13,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:05:13,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:05:13,148 INFO L256 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:05:13,149 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:05:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:05:18,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:06:50,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.70s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:06:55,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:06:55,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2024-12-05 22:06:55,684 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2024-12-05 22:06:55,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:06:55,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:06:55,685 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:06:55,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:06:55,687 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:06:55,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:06:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:58,077 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:06:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:06:58,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:06:58,142 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:07:00,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-05 22:07:09,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:07:18,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.91s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-05 22:07:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:20,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 72 states and 114 transitions. [2024-12-05 22:07:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 114 transitions. [2024-12-05 22:07:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:07:20,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:20,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:20,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:07:20,938 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:07:20,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 22:07:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:21,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:07:21,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:22,001 INFO L256 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:07:22,001 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:22,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:07:22,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 22:07:32,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 22:07:32,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:32,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2024-12-05 22:07:32,673 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2024-12-05 22:07:32,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:07:32,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:32,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:32,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:07:32,677 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:07:32,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 22:07:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:33,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:07:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:33,643 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:07:33,644 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:07:33,650 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 22:07:33,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:07:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 72 states and 110 transitions. [2024-12-05 22:07:33,657 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2024-12-05 22:07:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 22:07:33,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:07:33,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:07:33,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:07:33,659 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:07:33,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 22:07:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:35,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:07:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:07:35,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:07:35,886 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:07:36,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:07:36,106 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-12-05 22:08:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:08:53,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-12-05 22:09:55,146 WARN L286 SmtUtils]: Spent 20.52s on a formula simplification. DAG size of input: 69 DAG size of output: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:10:36,592 WARN L286 SmtUtils]: Spent 10.22s on a formula simplification that was a NOOP. DAG size: 60 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:10:55,743 WARN L286 SmtUtils]: Spent 10.42s on a formula simplification. DAG size of input: 58 DAG size of output: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:11:16,474 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification that was a NOOP. DAG size: 57 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:12:26,266 WARN L286 SmtUtils]: Spent 10.21s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:13:30,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:13:30,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 70 states and 101 transitions. [2024-12-05 22:13:30,974 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2024-12-05 22:13:30,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:13:30,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:13:30,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:13:30,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:13:30,976 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:13:30,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 22:13:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:33,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:13:33,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:13:33,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:13:33,355 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:13:46,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:13:46,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-12-05 22:13:52,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:13:52,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-12-05 22:14:29,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:14:29,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 75 states and 106 transitions. [2024-12-05 22:14:29,611 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 106 transitions. [2024-12-05 22:14:29,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:14:29,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:14:29,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:14:29,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:14:29,615 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:14:29,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 22:14:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:14:31,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:14:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:14:31,862 INFO L256 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-05 22:14:31,864 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:14:32,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-12-05 22:14:32,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2024-12-05 22:14:33,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:14:33,160 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 22:15:33,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:15:33,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 103 transitions. [2024-12-05 22:15:33,940 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2024-12-05 22:15:33,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:15:33,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:15:33,940 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:15:33,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:15:33,942 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:15:33,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 22:15:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:36,501 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:15:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:15:36,584 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-05 22:15:36,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:15:36,689 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-12-05 22:15:36,689 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-12-05 22:15:51,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:15:51,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_880f77ab-90d5-4449-8e7b-f9e49f55d679/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-12-05 22:16:29,135 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification that was a NOOP. DAG size: 62 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:16:51,589 WARN L286 SmtUtils]: Spent 10.28s on a formula simplification that was a NOOP. DAG size: 63 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-05 22:18:21,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0]