./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:44:31,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:44:31,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:44:31,438 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:44:31,438 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:44:31,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:44:31,457 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:44:31,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:44:31,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:44:31,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:44:31,458 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:44:31,459 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:44:31,459 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:44:31,459 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:44:31,459 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:44:31,460 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:44:31,460 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:44:31,460 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:44:31,460 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_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-12-06 02:44:31,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:44:31,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:44:31,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:44:31,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:44:31,702 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:44:31,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-06 02:44:34,319 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/8fe7fdfd4/f18388e5a0ef4aa29756029d8dd206c9/FLAG2012f28de [2024-12-06 02:44:34,686 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:44:34,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-06 02:44:34,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/8fe7fdfd4/f18388e5a0ef4aa29756029d8dd206c9/FLAG2012f28de [2024-12-06 02:44:34,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/8fe7fdfd4/f18388e5a0ef4aa29756029d8dd206c9 [2024-12-06 02:44:34,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:44:34,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:44:34,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:44:34,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:44:34,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:44:34,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:34" (1/1) ... [2024-12-06 02:44:34,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f546404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:34, skipping insertion in model container [2024-12-06 02:44:34,929 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:34" (1/1) ... [2024-12-06 02:44:34,974 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:44:35,744 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:1602) 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:1494) 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:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) 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:1228) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:44:35,749 INFO L158 Benchmark]: Toolchain (without parser) took 825.56ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 67.3MB in the end (delta: 20.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:44:35,750 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:44:35,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.67ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 67.3MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:44:35,751 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.67ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 67.3MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. 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_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:44:37,486 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:44:37,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:44:37,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:44:37,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:44:37,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:44:37,595 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:44:37,595 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:44:37,596 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:44:37,596 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:44:37,596 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:44:37,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:44:37,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:44:37,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:44:37,597 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:44:37,598 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:44:37,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:44:37,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:44:37,598 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:44:37,599 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:44:37,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:37,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:44:37,599 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_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01feab1cda213fc4156f4b764527f557d8841897d1cf58d754d865817dde8691 [2024-12-06 02:44:37,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:44:37,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:44:37,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:44:37,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:44:37,848 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:44:37,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-06 02:44:40,575 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/b60cdc393/311d0c614e034030a9e23dfdcf88c441/FLAG495729ddf [2024-12-06 02:44:40,903 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:44:40,903 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i [2024-12-06 02:44:40,922 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/b60cdc393/311d0c614e034030a9e23dfdcf88c441/FLAG495729ddf [2024-12-06 02:44:40,936 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/data/b60cdc393/311d0c614e034030a9e23dfdcf88c441 [2024-12-06 02:44:40,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:44:40,939 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:44:40,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:44:40,941 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:44:40,944 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:44:40,945 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:40" (1/1) ... [2024-12-06 02:44:40,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b08684 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:40, skipping insertion in model container [2024-12-06 02:44:40,946 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:44:40" (1/1) ... [2024-12-06 02:44:40,986 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:44:41,771 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_358eb567-3483-42eb-ae50-024e0b16c8e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-12-06 02:44:42,043 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:44:42,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:44:42,060 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:44:42,101 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_358eb567-3483-42eb-ae50-024e0b16c8e1/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_0_safe.c-amalgamation.i[71467,71480] [2024-12-06 02:44:42,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:44:42,360 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:44:42,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42 WrapperNode [2024-12-06 02:44:42,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:44:42,362 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:44:42,362 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:44:42,362 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:44:42,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,413 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,490 INFO L138 Inliner]: procedures = 779, calls = 784, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1348 [2024-12-06 02:44:42,491 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:44:42,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:44:42,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:44:42,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:44:42,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,500 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,512 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,553 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,556 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,564 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,570 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:44:42,586 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:44:42,586 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:44:42,586 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:44:42,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:44:42" (1/1) ... [2024-12-06 02:44:42,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:44:42,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:44:42,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:44:42,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:44:42,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 02:44:42,650 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 02:44:42,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 02:44:42,651 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 02:44:42,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 02:44:42,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:44:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 02:44:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 02:44:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:44:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:44:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 02:44:42,652 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 02:44:42,652 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 02:44:42,887 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:44:42,889 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:45:20,439 INFO L? ?]: Removed 244 outVars from TransFormulas that were not future-live. [2024-12-06 02:45:20,440 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:45:22,249 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:45:22,250 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 02:45:22,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:22 BoogieIcfgContainer [2024-12-06 02:45:22,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:45:22,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:45:22,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:45:22,260 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:45:22,260 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:45:22" (1/1) ... [2024-12-06 02:45:22,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:45:22,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:22,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2024-12-06 02:45:22,320 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2024-12-06 02:45:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 02:45:22,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:22,328 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:22,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:22,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:22,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:45:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:30,177 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:33,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 2017 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:45:33,899 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:34,426 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-12-06 02:45:34,446 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:45:44,622 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:46,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:48,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:51,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:51,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2024-12-06 02:45:51,828 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2024-12-06 02:45:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 02:45:51,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:51,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:51,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:51,834 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:51,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:45:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:59,323 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:02,911 INFO L256 TraceCheckSpWp]: Trace formula consists of 2021 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:02,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:03,489 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-12-06 02:46:03,517 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:46:04,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:04,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2024-12-06 02:46:04,607 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2024-12-06 02:46:04,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 02:46:04,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:04,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:04,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:04,613 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:04,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:46:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:11,921 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:15,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:15,356 INFO L256 TraceCheckSpWp]: Trace formula consists of 2029 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:15,360 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-12-06 02:46:15,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:46:17,365 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2024-12-06 02:46:17,494 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2024-12-06 02:46:17,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 02:46:17,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:17,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:17,498 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:17,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:46:25,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:25,080 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:28,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:28,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 2023 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:28,295 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-12-06 02:46:28,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:46:30,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:31,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:33,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2024-12-06 02:46:33,231 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2024-12-06 02:46:33,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 02:46:33,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:33,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:33,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:33,235 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:33,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:46:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:41,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 2033 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:44,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:45,172 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-12-06 02:46:45,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:46:46,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:46,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2024-12-06 02:46:46,928 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2024-12-06 02:46:46,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 02:46:46,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:46,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:46,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:46,931 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:46,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:46:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:54,790 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:58,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 2063 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:58,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:58,557 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-06 02:46:58,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:47:00,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:47:05,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:47:06,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:06,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2024-12-06 02:47:06,382 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2024-12-06 02:47:06,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:47:06,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:06,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:06,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:06,386 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:06,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:47:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:14,618 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:18,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:18,122 INFO L256 TraceCheckSpWp]: Trace formula consists of 2061 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:18,125 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:18,954 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-12-06 02:47:18,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:47:23,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:23,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2024-12-06 02:47:23,378 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2024-12-06 02:47:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:47:23,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:23,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:23,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:23,382 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:23,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:47:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:31,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:34,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:34,778 INFO L256 TraceCheckSpWp]: Trace formula consists of 2043 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:34,781 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-12-06 02:47:35,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:47:38,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:38,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2024-12-06 02:47:38,933 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2024-12-06 02:47:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:47:38,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:38,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:38,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:38,936 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:38,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:47:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:47,363 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:51,030 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:51,033 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:47:52,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:48:04,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:48:12,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:12,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:48:12,595 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:48:12,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:48:12,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:12,596 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:12,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:12,598 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:12,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:48:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:21,002 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:24,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:48:24,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:25,641 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:48:25,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:48:27,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:27,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:48:27,212 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:48:27,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:48:27,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:27,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:27,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:27,216 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:27,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:48:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:36,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:39,519 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:48:39,522 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:40,679 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:48:40,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:48:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:40,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:48:40,747 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:48:40,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:48:40,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:40,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:40,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:40,751 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:40,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:48:49,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:49,639 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:52,957 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:48:52,959 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:48:54,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:48:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:54,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:48:54,251 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:48:54,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:48:54,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:54,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:54,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:54,254 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:54,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:49:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:03,255 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:06,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:06,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:07,814 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:49:07,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:49:07,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:07,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:49:07,882 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:49:07,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:49:07,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:07,883 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:07,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:07,885 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:07,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:49:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:17,245 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:21,020 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:21,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:22,233 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:49:22,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:49:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:49:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:49:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:49:22,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:22,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:22,300 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:22,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:49:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:31,563 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:35,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:35,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:35,442 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:49:36,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:49:36,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:36,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:49:36,749 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:49:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:49:36,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:36,751 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:36,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:36,753 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:36,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:49:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:45,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:49,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:49,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:49,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:49:51,018 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:49:51,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:51,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:49:51,040 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:49:51,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:49:51,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:51,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:51,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:51,044 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:51,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:50:00,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:00,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:04,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:04,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:04,591 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:05,812 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:50:05,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:50:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:50:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:50:05,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:50:05,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:05,877 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:05,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:05,878 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:05,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:50:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:16,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:19,763 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:19,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:50:21,007 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:50:21,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:21,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:50:21,023 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:50:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:50:21,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:21,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:21,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:21,026 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:21,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:50:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:30,949 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:34,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:34,442 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:34,444 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:35,658 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:50:35,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:50:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:50:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:50:35,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:50:35,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:35,726 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:35,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:35,728 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:35,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:50:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:45,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:49,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:49,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:50,856 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:50:50,910 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:50:50,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:50:50,926 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:50:50,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:50:50,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:50,927 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:50,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:50,928 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:50,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:51:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:01,317 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:04,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:04,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:04,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:51:05,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:51:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:05,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:51:05,988 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:51:05,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:51:05,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:05,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:05,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:05,991 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:05,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:51:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:16,683 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:20,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:20,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:51:21,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:51:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:51:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:51:21,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:51:21,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:21,311 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:21,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:21,312 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:21,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:51:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:32,118 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:35,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:35,564 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:36,740 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:51:36,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:51:36,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:51:36,813 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:51:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:51:36,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:36,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:36,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:36,815 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:36,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:51:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:47,274 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:50,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:50,684 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:50,685 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:51,895 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:51:51,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:51:51,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:51,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:51:51,971 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:51:51,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:51:51,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:51,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:51,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:51,973 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:51,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:52:03,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:03,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:06,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:06,625 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:06,627 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:07,830 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:52:07,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:52:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:52:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:52:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:52:07,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:07,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:07,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:07,908 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:07,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:52:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:19,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:22,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:22,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:52:23,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:52:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:23,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:52:23,853 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:52:23,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:52:23,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:23,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:23,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:23,855 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:23,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:52:34,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:34,863 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:38,310 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:38,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:52:39,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:52:39,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:39,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:52:39,538 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:52:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:52:39,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:39,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:39,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:39,540 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:39,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:52:50,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:50,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:54,165 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:54,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:55,377 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:52:55,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:52:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:52:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:52:55,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:52:55,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:55,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:55,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:55,465 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:55,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 02:53:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:07,199 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:10,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:10,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:53:10,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:12,112 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:53:12,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 02:53:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:53:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:53:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:53:12,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:12,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:12,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:12,209 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:12,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 02:53:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:23,803 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:27,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:27,288 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:53:27,290 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:53:28,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 02:53:28,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:28,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:53:28,591 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:53:28,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:53:28,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:28,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:28,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:28,593 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:28,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 02:53:41,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:41,178 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:44,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:53:44,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:45,757 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:53:45,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 02:53:45,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:45,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:53:45,845 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:53:45,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:53:45,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:45,846 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:45,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:45,848 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:45,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 02:53:57,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:57,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:54:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:00,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:54:00,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:54:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:54:02,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 02:54:02,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:54:02,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:54:02,305 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:54:02,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:54:02,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:54:02,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:54:02,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:54:02,308 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:54:02,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 02:54:14,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:14,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:54:17,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:17,681 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:54:17,683 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:54:18,919 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:54:18,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 02:54:19,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:54:19,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:54:19,010 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:54:19,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:54:19,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:54:19,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:54:19,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:54:19,012 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:54:19,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 02:54:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:30,531 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:54:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:34,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:54:34,116 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:54:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:54:35,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 02:54:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:54:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:54:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:54:35,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:54:35,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:54:35,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:54:35,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:54:35,419 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:54:35,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 02:54:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:48,240 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:54:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:54:51,572 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:54:51,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:54:52,810 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:54:52,890 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 02:54:52,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:54:52,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:54:52,908 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:54:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:54:52,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:54:52,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:54:52,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:54:52,910 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:54:52,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 02:55:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:05,914 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:55:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:09,379 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:55:09,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:55:10,628 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:55:10,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 02:55:10,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:55:10,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:55:10,724 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:55:10,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:55:10,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:55:10,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:55:10,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:55:10,727 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:55:10,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 02:55:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:23,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:55:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:27,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:55:27,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:55:28,420 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:55:28,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 02:55:28,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:55:28,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:55:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:55:28,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:55:28,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:55:28,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:55:28,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:55:28,522 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:55:28,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 02:55:41,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:41,733 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:55:44,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:44,977 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:55:44,979 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:55:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:55:46,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 02:55:46,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:55:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:55:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:55:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:55:46,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:55:46,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:55:46,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:55:46,323 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:55:46,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 02:55:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:55:59,111 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:56:02,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:02,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:56:02,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:56:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:56:03,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-06 02:56:03,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:03,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:56:03,464 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:56:03,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:56:03,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:03,465 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:56:03,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:56:03,467 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:56:03,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-06 02:56:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:16,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:56:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:19,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:56:19,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:56:21,078 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:56:21,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-06 02:56:21,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:21,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:56:21,179 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:56:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:56:21,179 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:21,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:56:21,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:56:21,181 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:56:21,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-06 02:56:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:33,705 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:56:36,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:37,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:56:37,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:56:38,224 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:56:38,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-06 02:56:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:38,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:56:38,342 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:56:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:56:38,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:38,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:56:38,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:56:38,345 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:56:38,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-06 02:56:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:52,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:56:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:56:55,683 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:56:55,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:56:56,885 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:56:56,973 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-06 02:56:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:56:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:56:56,989 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:56:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:56:56,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:56:56,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:56:56,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:56:56,991 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:56:56,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-06 02:57:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:11,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:57:14,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:14,417 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:57:14,418 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:15,600 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:57:15,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-06 02:57:15,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:57:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:57:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:57:15,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:15,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:57:15,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:57:15,708 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:57:15,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-06 02:57:29,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:29,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:57:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:33,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:57:33,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:34,295 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:57:34,388 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-06 02:57:34,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:34,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:57:34,404 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:57:34,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:57:34,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:34,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:57:34,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:57:34,406 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:57:34,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-06 02:57:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:48,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:57:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:57:51,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:57:51,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:57:53,072 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:57:53,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-06 02:57:53,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:57:53,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:57:53,181 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:57:53,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:57:53,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:57:53,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:57:53,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:57:53,183 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:57:53,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-06 02:58:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:07,536 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:58:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:10,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:58:10,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:12,067 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:58:12,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-06 02:58:12,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:12,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:58:12,177 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:58:12,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:58:12,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:12,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:12,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:58:12,179 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:58:12,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-06 02:58:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:27,592 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:58:30,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:31,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:58:31,024 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:32,267 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:58:32,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-06 02:58:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:32,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:58:32,425 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:58:32,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:58:32,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:32,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:32,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:58:32,428 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:58:32,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-06 02:58:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:47,339 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:58:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:58:51,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 2041 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:58:51,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:58:52,550 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-12-06 02:58:52,659 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-06 02:58:52,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:58:52,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 179 states and 421 transitions. [2024-12-06 02:58:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 421 transitions. [2024-12-06 02:58:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:58:52,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:58:52,675 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:58:52,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:58:52,676 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:58:52,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_358eb567-3483-42eb-ae50-024e0b16c8e1/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-12-06 02:59:08,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:59:08,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported