./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9 --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 1489edd129707db31eacf5a064fffcb4ed598b28361ad242b8682b078aef1b8e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:16:17,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:16:17,311 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:16:17,315 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:16:17,316 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:16:17,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:16:17,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:16:17,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:16:17,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:16:17,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:16:17,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:16:17,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:16:17,342 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:16:17,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:16:17,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:16:17,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:16:17,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:16:17,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:16:17,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:16:17,345 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:16:17,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:16:17,346 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:16:17,347 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:16:17,347 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:16:17,348 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:16:17,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:16:17,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:16:17,349 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:16:17,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:16:17,350 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:16:17,350 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:16:17,351 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:16:17,351 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:16:17,351 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1489edd129707db31eacf5a064fffcb4ed598b28361ad242b8682b078aef1b8e [2023-12-03 04:16:17,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:16:17,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:16:17,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:16:17,571 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:16:17,571 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:16:17,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:16:20,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:16:20,683 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:16:20,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:16:20,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/89da0589d/d7fa8fe531a045eabbd97e1bbde0cea6/FLAGf9f8c3999 [2023-12-03 04:16:20,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/89da0589d/d7fa8fe531a045eabbd97e1bbde0cea6 [2023-12-03 04:16:20,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:16:20,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:16:20,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:16:20,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:16:20,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:16:20,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:16:20" (1/1) ... [2023-12-03 04:16:20,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5947a7f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:20, skipping insertion in model container [2023-12-03 04:16:20,739 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:16:20" (1/1) ... [2023-12-03 04:16:20,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:16:21,688 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2927) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-12-03 04:16:21,693 INFO L158 Benchmark]: Toolchain (without parser) took 961.50ms. Allocated memory is still 151.0MB. Free memory was 103.8MB in the beginning and 83.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:16:21,693 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:16:21,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 959.21ms. Allocated memory is still 151.0MB. Free memory was 103.8MB in the beginning and 83.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 04:16:21,695 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 109.1MB. Free memory is still 57.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 959.21ms. Allocated memory is still 151.0MB. Free memory was 103.8MB in the beginning and 83.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. 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:610) 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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9 --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 1489edd129707db31eacf5a064fffcb4ed598b28361ad242b8682b078aef1b8e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:16:23,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:16:23,554 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:16:23,583 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:16:23,583 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:16:23,584 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:16:23,585 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:16:23,585 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:16:23,586 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:16:23,587 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:16:23,587 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:16:23,587 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:16:23,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:16:23,588 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:16:23,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:16:23,589 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:16:23,590 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:16:23,590 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:16:23,591 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:16:23,591 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:16:23,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:16:23,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:16:23,593 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:16:23,593 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:16:23,594 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:16:23,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:23,595 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:16:23,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:16:23,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:16:23,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:16:23,596 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:16:23,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:16:23,597 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:16:23,597 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:16:23,598 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:16:23,598 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:16:23,598 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:16:23,598 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1489edd129707db31eacf5a064fffcb4ed598b28361ad242b8682b078aef1b8e [2023-12-03 04:16:23,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:16:23,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:16:23,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:16:23,895 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:16:23,895 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:16:23,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:16:26,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:16:27,007 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:16:27,007 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i [2023-12-03 04:16:27,033 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/4058173bf/a3b2fc77182340d18ce288466a881dc4/FLAGc1506716a [2023-12-03 04:16:27,045 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/data/4058173bf/a3b2fc77182340d18ce288466a881dc4 [2023-12-03 04:16:27,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:16:27,049 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:16:27,050 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:16:27,050 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:16:27,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:16:27,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:16:27" (1/1) ... [2023-12-03 04:16:27,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@335e20b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:27, skipping insertion in model container [2023-12-03 04:16:27,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:16:27" (1/1) ... [2023-12-03 04:16:27,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:16:28,029 WARN L240 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_99922459-fbe0-4162-a0af-a8d1c3612bf0/sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i[71465,71478] [2023-12-03 04:16:28,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:16:28,360 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 04:16:28,383 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:16:28,411 WARN L240 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_99922459-fbe0-4162-a0af-a8d1c3612bf0/sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i[71465,71478] [2023-12-03 04:16:28,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:16:28,509 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:16:28,563 WARN L240 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_99922459-fbe0-4162-a0af-a8d1c3612bf0/sv-benchmarks/c/neural-networks/poly_16_16_16_thresh_5_unsafe.c-amalgamation.i[71465,71478] [2023-12-03 04:16:28,651 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:16:28,930 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:16:28,930 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:16:28,931 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:16:28,931 WARN L675 CHandler]: The function activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:16:28,937 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:16:28,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28 WrapperNode [2023-12-03 04:16:28,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:16:28,938 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:16:28,938 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:16:28,938 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:16:28,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,018 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,114 INFO L138 Inliner]: procedures = 779, calls = 1037, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1625 [2023-12-03 04:16:29,115 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:16:29,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:16:29,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:16:29,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:16:29,125 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,125 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,141 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,203 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,222 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,235 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:16:29,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:16:29,236 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:16:29,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:16:29,237 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:16:28" (1/1) ... [2023-12-03 04:16:29,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:16:29,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:16:29,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:16:29,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:16:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-03 04:16:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-03 04:16:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:16:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 04:16:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:16:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:16:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-03 04:16:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-03 04:16:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:16:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 04:16:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2023-12-03 04:16:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2023-12-03 04:16:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:16:29,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-03 04:16:29,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:16:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:16:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:16:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-03 04:16:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:16:29,308 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2023-12-03 04:16:29,309 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2023-12-03 04:16:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-03 04:16:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:16:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 04:16:29,309 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2023-12-03 04:16:29,310 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2023-12-03 04:16:29,541 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:16:29,543 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:17:20,038 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:17:22,112 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:17:22,112 INFO L309 CfgBuilder]: Removed 44 assume(true) statements. [2023-12-03 04:17:22,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:17:22 BoogieIcfgContainer [2023-12-03 04:17:22,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:17:22,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:17:22,115 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:17:22,122 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:17:22,123 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:17:22" (1/1) ... [2023-12-03 04:17:22,129 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:17:22,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2023-12-03 04:17:22,185 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2023-12-03 04:17:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 04:17:22,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:17:22,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:17:22,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:17:22,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:17:22,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:17:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:38,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:17:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:17:47,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 4249 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:17:47,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:48,127 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-03 04:17:48,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:18:00,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:04,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:08,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:18:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2023-12-03 04:18:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2023-12-03 04:18:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 04:18:08,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:08,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:08,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:08,546 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:08,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:18:24,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:24,976 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:32,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 4253 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:18:32,109 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-12-03 04:18:33,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:18:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:18:34,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2023-12-03 04:18:34,801 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2023-12-03 04:18:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 04:18:34,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:18:34,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:18:34,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:18:34,808 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:18:34,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:18:50,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:50,507 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:18:56,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:57,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 4262 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:18:57,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:18:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-03 04:18:57,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:19:00,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:00,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:00,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2023-12-03 04:19:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2023-12-03 04:19:00,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-03 04:19:00,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:00,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:00,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:00,421 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:00,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:19:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:16,138 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:22,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 4259 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:19:22,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-12-03 04:19:23,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:19:25,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:27,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:29,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:29,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2023-12-03 04:19:29,985 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2023-12-03 04:19:29,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 04:19:29,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:29,988 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:29,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:29,989 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:29,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:19:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:45,785 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:19:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:19:52,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 4265 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:19:52,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:19:54,003 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-12-03 04:19:54,059 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:19:56,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:19:56,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2023-12-03 04:19:56,964 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2023-12-03 04:19:56,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 04:19:56,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:19:56,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:19:56,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:19:56,967 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:19:56,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:20:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:13,448 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:20,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 4311 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:20:20,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:20:21,534 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-03 04:20:21,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:20:25,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:33,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:35,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:36,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:36,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2023-12-03 04:20:36,383 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2023-12-03 04:20:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 04:20:36,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:36,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:20:36,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:20:36,387 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:20:36,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:20:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:20:52,758 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:20:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:00,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 4286 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:21:00,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:01,650 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-12-03 04:21:01,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:21:03,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:21:06,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:21:10,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:10,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2023-12-03 04:21:10,849 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2023-12-03 04:21:10,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 04:21:10,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:10,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:10,853 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:10,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:21:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:27,098 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:21:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:34,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 4275 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:21:34,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-12-03 04:21:35,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 04:21:39,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:39,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2023-12-03 04:21:39,867 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2023-12-03 04:21:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-03 04:21:39,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:39,869 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:21:39,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:21:39,870 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:21:39,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 04:21:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:56,543 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:22:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:03,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 4271 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:22:03,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-03 04:22:06,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 04:22:20,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.90s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:22:24,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:22:42,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:42,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:22:42,736 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:22:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:22:42,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:42,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:22:42,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:22:42,740 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:22:42,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 04:22:59,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:59,633 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:06,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:23:06,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:23:09,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 04:23:13,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:13,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:23:13,369 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:23:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:23:13,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:13,372 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:13,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:13,374 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:13,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 04:23:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:29,899 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:23:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:37,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:23:37,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:39,874 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:23:39,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 04:23:39,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:39,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:23:39,969 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:23:39,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:23:39,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:39,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:23:39,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:23:39,972 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:23:39,973 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 04:23:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:57,681 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:04,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:04,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:24:04,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:06,885 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:24:06,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 04:24:06,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:24:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:24:06,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:24:06,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:06,990 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:06,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:06,991 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:06,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 04:24:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:23,917 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:31,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:24:31,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:24:34,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 04:24:34,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:34,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:24:34,052 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:24:34,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:24:34,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:34,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:24:34,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:24:34,055 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:24:34,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-03 04:24:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:50,930 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:24:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:58,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:24:58,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:00,670 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:25:00,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-03 04:25:00,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:00,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:25:00,767 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:25:00,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:25:00,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:00,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:00,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:00,770 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:00,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-03 04:25:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:18,203 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:24,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:25,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:25:25,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:27,603 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:25:27,679 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-03 04:25:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:27,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:25:27,704 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:25:27,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:25:27,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:27,706 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:27,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:27,707 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:27,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-03 04:25:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:45,342 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:25:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:25:53,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:25:53,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:25:55,290 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:25:55,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2023-12-03 04:25:55,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:25:55,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:25:55,448 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:25:55,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:25:55,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:25:55,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:55,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:25:55,450 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:25:55,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-03 04:26:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:13,621 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:20,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:20,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:26:20,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:23,085 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:26:23,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2023-12-03 04:26:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:26:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:26:23,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:26:23,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:23,170 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:23,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:23,171 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:23,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-03 04:26:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:40,985 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:26:47,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:26:48,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:26:48,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:26:50,451 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:26:50,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-03 04:26:50,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:26:50,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:26:50,538 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:26:50,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:26:50,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:26:50,539 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:26:50,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:26:50,540 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:26:50,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-03 04:27:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:08,088 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:27:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:15,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:27:15,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:17,403 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:27:17,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-03 04:27:17,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:27:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:27:17,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:27:17,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:17,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:27:17,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:27:17,496 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:27:17,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-03 04:27:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:37,420 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:27:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:27:44,796 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:27:44,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:27:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:27:47,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-03 04:27:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:27:47,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:27:47,181 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:27:47,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:27:47,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:27:47,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:27:47,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:27:47,183 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:27:47,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-03 04:28:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:05,087 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:28:11,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:12,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:28:12,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:14,566 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:28:14,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-03 04:28:14,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:14,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:28:14,666 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:28:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:28:14,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:14,668 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:28:14,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:28:14,669 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:28:14,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-03 04:28:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:33,377 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:28:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:40,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:28:40,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:28:42,099 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:28:42,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-03 04:28:42,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:28:42,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:28:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:28:42,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:28:42,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:28:42,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:28:42,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:28:42,196 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:28:42,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-03 04:28:59,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:28:59,451 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:29:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:06,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:29:06,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:29:08,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-03 04:29:08,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:29:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:29:08,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:29:08,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:08,819 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:29:08,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:29:08,820 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:29:08,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-03 04:29:26,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:26,321 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:29:32,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:33,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:29:33,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:29:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:29:35,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-03 04:29:35,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:29:35,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:29:35,719 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:29:35,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:29:35,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:29:35,720 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:29:35,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:29:35,721 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:29:35,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-03 04:29:53,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:29:53,196 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:29:59,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:00,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:30:00,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:02,996 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:30:03,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-03 04:30:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:03,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:30:03,106 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:30:03,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:30:03,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:03,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:03,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:30:03,108 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:30:03,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-03 04:30:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:20,587 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:30:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:27,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:30:27,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:30:29,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-03 04:30:29,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:29,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:30:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:30:29,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:30:29,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:29,325 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:29,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:30:29,326 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:30:29,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-03 04:30:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:46,939 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:30:53,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:30:53,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 4273 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:30:53,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:30:55,832 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-03 04:30:55,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-03 04:30:55,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:30:55,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-03 04:30:55,931 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-03 04:30:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 04:30:55,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:30:55,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:30:55,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:30:55,933 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:30:55,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99922459-fbe0-4162-a0af-a8d1c3612bf0/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process