./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm --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 cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:10:19,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:10:19,591 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:10:19,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:10:19,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:10:19,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:10:19,644 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:10:19,645 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:10:19,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:10:19,646 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:10:19,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:10:19,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:10:19,646 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:10:19,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:10:19,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:10:19,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:10:19,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:10:19,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:10:19,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:10:19,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:10:19,649 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:10:19,649 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:10:19,649 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_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm 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 -> cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 [2024-11-13 22:10:19,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:10:19,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:10:19,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:10:19,993 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:10:19,994 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:10:19,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:10:21,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:10:22,289 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:10:22,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-13 22:10:22,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/136db6822/e62bde0a409b47aaad769c0b0df66664/FLAG875d376cb [2024-11-13 22:10:22,419 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/136db6822/e62bde0a409b47aaad769c0b0df66664 [2024-11-13 22:10:22,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:10:22,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:10:22,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:10:22,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:10:22,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:10:22,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:10:22" (1/1) ... [2024-11-13 22:10:22,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fc6f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:22, skipping insertion in model container [2024-11-13 22:10:22,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:10:22" (1/1) ... [2024-11-13 22:10:22,518 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:10:23,851 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1503) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3036) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:10:23,858 INFO L158 Benchmark]: Toolchain (without parser) took 1433.75ms. Allocated memory is still 109.1MB. Free memory was 79.1MB in the beginning and 59.0MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:10:23,859 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:10:23,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1427.96ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 59.0MB in the end (delta: 19.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:10:23,860 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 40.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1427.96ms. Allocated memory is still 109.1MB. Free memory was 78.7MB in the beginning and 59.0MB in the end (delta: 19.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) 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_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm --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 cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:10:26,449 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:10:26,592 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:10:26,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:10:26,639 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:10:26,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:10:26,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:10:26,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:10:26,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:10:26,640 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:10:26,641 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:10:26,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:10:26,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:10:26,642 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:10:26,642 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:10:26,643 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:10:26,643 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_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm 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 -> cf4cf7048927b9d4b57c94a7020b5b256c9c5df8e0bc64b8664ff84a8f16bc96 [2024-11-13 22:10:27,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:10:27,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:10:27,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:10:27,016 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:10:27,017 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:10:27,018 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 22:10:29,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:10:29,659 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:10:29,664 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i [2024-11-13 22:10:29,710 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/781bb1d65/798ba1efeeb74ebb9048bcbe1ce78f2a/FLAG36cddf11a [2024-11-13 22:10:29,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/data/781bb1d65/798ba1efeeb74ebb9048bcbe1ce78f2a [2024-11-13 22:10:29,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:10:29,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:10:29,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:10:29,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:10:29,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:10:29,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:10:29" (1/1) ... [2024-11-13 22:10:29,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61494b82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:29, skipping insertion in model container [2024-11-13 22:10:29,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:10:29" (1/1) ... [2024-11-13 22:10:29,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:10:31,207 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_257cdc49-c56f-44a1-acd0-2a518f7dd792/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-11-13 22:10:31,666 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 22:10:31,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:10:31,691 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:10:31,775 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_257cdc49-c56f-44a1-acd0-2a518f7dd792/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_0_safe.c-amalgamation.i[71475,71488] [2024-11-13 22:10:31,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:10:32,262 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:10:32,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32 WrapperNode [2024-11-13 22:10:32,262 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:10:32,263 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:10:32,263 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:10:32,263 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:10:32,274 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,352 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,461 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-13 22:10:32,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:10:32,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:10:32,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:10:32,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:10:32,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,491 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,591 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:10:32,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:10:32,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:10:32,627 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:10:32,629 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:10:32" (1/1) ... [2024-11-13 22:10:32,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:10:32,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:10:32,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:10:32,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:10:32,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-13 22:10:32,691 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-13 22:10:32,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-13 22:10:32,692 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:10:32,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 22:10:32,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:10:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-13 22:10:32,695 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-13 22:10:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:10:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:10:32,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 22:10:32,696 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-13 22:10:32,696 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-13 22:10:32,975 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:10:32,976 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:11:14,621 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-11-13 22:11:14,621 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:11:17,947 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:11:17,951 INFO L316 CfgBuilder]: Removed 44 assume(true) statements. [2024-11-13 22:11:17,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:17 BoogieIcfgContainer [2024-11-13 22:11:17,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:11:17,952 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:11:17,952 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:11:17,963 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:11:17,964 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:11:17" (1/1) ... [2024-11-13 22:11:17,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:11:18,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:18,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-11-13 22:11:18,023 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-11-13 22:11:18,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 22:11:18,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:18,032 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:18,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:18,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:18,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:11:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:35,693 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:11:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:11:44,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 2787 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:11:44,494 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:11:45,359 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 22:11:45,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:11:55,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:11:59,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:11:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:11:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-11-13 22:11:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-11-13 22:11:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-13 22:11:59,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:11:59,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:11:59,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:11:59,656 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:11:59,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:12:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:13,384 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:21,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 2791 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:12:21,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:22,524 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-13 22:12:22,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:12:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:23,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-11-13 22:12:23,959 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-11-13 22:12:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 22:12:23,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:23,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:23,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:23,969 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:24,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:12:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:39,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:12:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:12:47,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:12:47,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:12:47,650 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-13 22:12:47,696 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:12:47,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:12:47,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-11-13 22:12:47,819 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-11-13 22:12:47,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-13 22:12:47,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:12:47,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:12:47,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:12:47,828 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:12:47,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:13:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:03,115 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:10,941 INFO L255 TraceCheckSpWp]: Trace formula consists of 2800 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:13:10,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:11,871 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-13 22:13:11,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:13:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:13,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-11-13 22:13:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-11-13 22:13:13,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 22:13:13,730 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:13,730 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:13,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:13,734 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:13,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:13:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:29,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:13:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:37,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 2820 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:13:37,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:13:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2024-11-13 22:13:38,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:13:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:13:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 138 states and 269 transitions. [2024-11-13 22:13:38,488 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 269 transitions. [2024-11-13 22:13:38,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 22:13:38,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:13:38,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:13:38,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:13:38,495 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:13:38,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:13:53,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:53,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:00,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:00,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 2804 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:14:00,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:01,850 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-13 22:14:01,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:14:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:04,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-11-13 22:14:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-11-13 22:14:04,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-13 22:14:04,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:04,130 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:04,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:04,133 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:04,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:14:19,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:19,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:27,172 INFO L255 TraceCheckSpWp]: Trace formula consists of 2807 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:14:27,175 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-13 22:14:28,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-13 22:14:29,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:14:32,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 152 states and 325 transitions. [2024-11-13 22:14:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 325 transitions. [2024-11-13 22:14:32,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-13 22:14:32,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:32,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:14:32,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:14:32,970 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:14:32,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:14:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:49,192 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:14:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:14:57,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 2842 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:14:57,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:14:58,811 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-13 22:14:58,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:15:00,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:02,165 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:03,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:06,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-11-13 22:15:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-11-13 22:15:06,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-13 22:15:06,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:06,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:06,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:06,293 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:06,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:15:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:22,295 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:15:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:15:29,687 INFO L255 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:15:29,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:15:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-13 22:15:32,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:15:44,155 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 22:15:57,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:15:57,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-11-13 22:15:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-11-13 22:15:57,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:15:57,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:15:57,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:15:57,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:15:57,468 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:15:57,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:16:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:15,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:23,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:16:23,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:26,584 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:16:26,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 22:16:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-11-13 22:16:29,413 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-11-13 22:16:29,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:16:29,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:29,416 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:29,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:29,419 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:29,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:16:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:47,535 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:16:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:55,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:16:55,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:16:57,567 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:16:57,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-13 22:16:57,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:57,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-11-13 22:16:57,648 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-11-13 22:16:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:16:57,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:57,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:16:57,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:16:57,653 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:16:57,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:17:15,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:15,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:24,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:17:24,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:17:26,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 22:17:27,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:27,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-11-13 22:17:27,022 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-11-13 22:17:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:17:27,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:27,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:27,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:27,027 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:27,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:17:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:45,021 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:55,807 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:17:55,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:17:57,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:17:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 186 states and 448 transitions. [2024-11-13 22:17:57,738 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 448 transitions. [2024-11-13 22:17:57,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-13 22:17:57,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:57,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:57,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:57,743 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:57,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:18:17,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:17,598 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:18:25,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:25,716 INFO L255 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:18:25,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:18:26,806 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-11-13 22:18:26,870 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-13 22:18:31,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:18:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:18:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:18:31,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:18:31,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:18:31,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:18:31,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:18:31,948 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:18:31,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:18:53,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:18:53,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:01,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:19:01,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:03,557 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:19:03,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:19:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:06,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:19:06,949 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:19:06,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:19:06,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:06,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:06,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:06,954 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:06,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:19:27,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:27,983 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:19:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:36,283 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:19:36,285 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:19:38,195 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:19:38,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-13 22:19:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:19:39,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:19:39,037 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:19:39,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:19:39,039 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:19:39,040 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:19:39,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:19:39,044 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:19:39,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:19:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:19:58,532 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:07,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:07,806 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:20:07,808 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:20:09,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-13 22:20:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:10,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:20:10,700 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:20:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:20:10,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:10,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:10,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:10,704 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:10,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:20:30,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:30,784 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:20:39,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:39,300 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:20:39,303 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:20:41,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-13 22:20:42,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:42,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:20:42,077 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:20:42,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:20:42,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:42,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:20:42,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:20:42,083 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:20:42,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:21:01,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:01,722 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:09,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:09,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:21:09,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:11,620 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:21:11,695 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:21:12,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:21:12,632 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:21:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:21:12,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:12,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:12,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:12,634 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:12,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:21:34,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:34,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:21:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:41,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:21:41,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:43,498 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:21:43,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:21:44,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:21:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:21:44,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:21:44,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:44,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:21:44,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:21:44,390 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:21:44,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:22:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:04,471 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:13,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:13,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:15,426 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:22:15,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:22:16,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:22:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:22:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:22:16,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:16,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:16,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:16,361 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:16,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:22:36,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:36,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:22:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:45,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:22:45,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:47,253 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:22:47,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:22:48,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:22:48,199 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:22:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:22:48,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:48,200 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:22:48,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:22:48,203 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:22:48,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:23:10,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:10,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:18,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:18,180 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:23:20,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-13 22:23:21,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:21,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:23:21,230 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:23:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:23:21,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:21,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:21,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:21,235 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:21,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:23:42,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:42,266 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:23:49,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:50,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:23:50,078 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:23:52,243 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:23:53,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:23:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:23:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:23:53,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:53,112 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:23:53,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:23:53,117 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:23:53,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:24:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,061 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:24,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:24,395 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:26,396 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:24:26,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:24:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:24:27,465 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:24:27,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:24:27,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:27,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:27,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:27,468 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:27,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:24:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:50,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:58,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:24:58,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:25:00,769 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-11-13 22:25:00,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-13 22:25:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 193 states and 466 transitions. [2024-11-13 22:25:01,719 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 466 transitions. [2024-11-13 22:25:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-13 22:25:01,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:25:01,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:25:01,724 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:25:01,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_257cdc49-c56f-44a1-acd0-2a518f7dd792/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process