./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.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_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/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_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/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_bcffba68-b1a1-420d-a64e-673b8823f828/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 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:07:45,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:07:45,350 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:07:45,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:07:45,355 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:07:45,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:07:45,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:07:45,375 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:07:45,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:07:45,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:07:45,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:07:45,378 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:07:45,378 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:07:45,379 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:07:45,379 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:07:45,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:07:45,380 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:07:45,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:07:45,381 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:07:45,382 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:07:45,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:07:45,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:07:45,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:07:45,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:07:45,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:07:45,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:07:45,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:45,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:07:45,387 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:07:45,387 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:07:45,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:07:45,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:07:45,388 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:07:45,388 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_bcffba68-b1a1-420d-a64e-673b8823f828/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f [2023-12-02 23:07:45,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:07:45,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:07:45,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:07:45,602 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:07:45,602 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:07:45,604 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2023-12-02 23:07:48,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:07:48,665 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:07:48,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2023-12-02 23:07:48,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/a5f8a0a13/b8dfbe46ac0e4d19a2aa4610b62fafd1/FLAG8967ea8fe [2023-12-02 23:07:48,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/a5f8a0a13/b8dfbe46ac0e4d19a2aa4610b62fafd1 [2023-12-02 23:07:48,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:07:48,710 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:07:48,711 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:48,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:07:48,716 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:07:48,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:48" (1/1) ... [2023-12-02 23:07:48,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557b255d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:48, skipping insertion in model container [2023-12-02 23:07:48,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:48" (1/1) ... [2023-12-02 23:07:48,805 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:49,577 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) [2023-12-02 23:07:49,581 INFO L158 Benchmark]: Toolchain (without parser) took 870.05ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 90.4MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:07:49,581 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:07:49,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 868.02ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 90.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:07:49,583 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 868.02ms. Allocated memory is still 153.1MB. Free memory was 110.1MB in the beginning and 90.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. 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_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/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_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/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_bcffba68-b1a1-420d-a64e-673b8823f828/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 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:07:51,359 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:07:51,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:07:51,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:07:51,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:07:51,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:07:51,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:07:51,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:07:51,467 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:07:51,467 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:07:51,468 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:07:51,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:07:51,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:07:51,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:07:51,470 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:07:51,470 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:07:51,471 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:07:51,471 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:07:51,472 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:07:51,472 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:07:51,473 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:07:51,473 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:07:51,474 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:07:51,474 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:07:51,475 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:07:51,475 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:07:51,476 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:07:51,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:07:51,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:51,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:07:51,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:07:51,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:07:51,479 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:07:51,479 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:07:51,479 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:07:51,480 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:07:51,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:07:51,480 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_bcffba68-b1a1-420d-a64e-673b8823f828/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cf3ce7b59c53175d67688a09ab5b7060f5919f8da2ff54324d839d0220a738f [2023-12-02 23:07:51,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:07:51,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:07:51,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:07:51,774 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:07:51,774 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:07:51,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2023-12-02 23:07:54,513 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:07:54,842 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:07:54,842 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i [2023-12-02 23:07:54,870 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/bbcbd229e/4f6cb747ffec412995b24e8693e99bc1/FLAG301f68dc6 [2023-12-02 23:07:54,884 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/data/bbcbd229e/4f6cb747ffec412995b24e8693e99bc1 [2023-12-02 23:07:54,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:07:54,888 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:07:54,890 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:54,890 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:07:54,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:07:54,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:54" (1/1) ... [2023-12-02 23:07:54,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b89f490 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:54, skipping insertion in model container [2023-12-02 23:07:54,896 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:07:54" (1/1) ... [2023-12-02 23:07:54,967 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:55,785 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_bcffba68-b1a1-420d-a64e-673b8823f828/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i[71467,71480] [2023-12-02 23:07:56,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:56,058 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:07:56,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:07:56,113 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_bcffba68-b1a1-420d-a64e-673b8823f828/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i[71467,71480] [2023-12-02 23:07:56,188 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:56,218 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:07:56,258 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_bcffba68-b1a1-420d-a64e-673b8823f828/sv-benchmarks/c/neural-networks/poly_8_8_8_thresh_2_safe.c-amalgamation.i[71467,71480] [2023-12-02 23:07:56,326 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:07:56,619 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:56,619 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:56,619 WARN L675 CHandler]: The function feof is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:56,620 WARN L675 CHandler]: The function activation is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:07:56,628 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:07:56,628 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56 WrapperNode [2023-12-02 23:07:56,628 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:07:56,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:56,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:07:56,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:07:56,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,807 INFO L138 Inliner]: procedures = 779, calls = 642, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1226 [2023-12-02 23:07:56,808 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:07:56,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:07:56,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:07:56,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:07:56,818 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,830 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,896 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:07:56,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:07:56,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:07:56,918 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:07:56,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:07:56" (1/1) ... [2023-12-02 23:07:56,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:07:56,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:07:56,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:07:56,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:07:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-12-02 23:07:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:07:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 23:07:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:07:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2023-12-02 23:07:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-02 23:07:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:07:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2023-12-02 23:07:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 23:07:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2023-12-02 23:07:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2023-12-02 23:07:57,232 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:07:57,234 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:08:40,293 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:08:41,191 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:08:41,192 INFO L309 CfgBuilder]: Removed 44 assume(true) statements. [2023-12-02 23:08:41,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:08:41 BoogieIcfgContainer [2023-12-02 23:08:41,193 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:08:41,194 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:08:41,194 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:08:41,204 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:08:41,204 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:08:41" (1/1) ... [2023-12-02 23:08:41,212 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:08:41,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:08:41,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 103 states and 169 transitions. [2023-12-02 23:08:41,271 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 169 transitions. [2023-12-02 23:08:41,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:08:41,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:08:41,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:08:41,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:08:41,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:08:41,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:08:46,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:08:46,441 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:08:48,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:08:48,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 2222 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:08:48,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:08:49,134 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-02 23:08:49,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 23:08:59,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:02,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:05,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 213 transitions. [2023-12-02 23:09:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 213 transitions. [2023-12-02 23:09:05,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 23:09:05,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:05,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:05,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:05,451 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:05,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 23:09:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:09,753 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:11,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 2224 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:09:11,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:11,726 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-12-02 23:09:11,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 23:09:12,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:12,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 127 states and 236 transitions. [2023-12-02 23:09:12,701 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 236 transitions. [2023-12-02 23:09:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:09:12,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:12,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:12,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:12,708 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:12,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 23:09:16,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:16,990 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:18,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:18,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 2231 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:09:18,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:18,940 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 23:09:18,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-02 23:09:20,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 128 states and 238 transitions. [2023-12-02 23:09:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 238 transitions. [2023-12-02 23:09:20,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:09:20,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:20,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:20,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:20,277 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:20,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 23:09:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:24,639 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:26,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 2234 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:09:26,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:26,762 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 23:09:26,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 23:09:27,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:29,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:31,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:31,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 136 states and 265 transitions. [2023-12-02 23:09:31,307 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 265 transitions. [2023-12-02 23:09:31,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:09:31,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:31,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:31,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:31,311 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:31,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 23:09:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:35,625 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:37,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 2235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:09:37,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:37,791 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-12-02 23:09:37,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-02 23:09:39,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 292 transitions. [2023-12-02 23:09:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 292 transitions. [2023-12-02 23:09:39,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 23:09:39,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:39,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:39,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:39,350 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:39,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 23:09:43,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:43,783 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:09:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:45,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 2284 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:09:45,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:45,748 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-12-02 23:09:45,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-12-02 23:09:48,990 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:52,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:53,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:09:54,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 144 states and 293 transitions. [2023-12-02 23:09:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 293 transitions. [2023-12-02 23:09:54,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 23:09:54,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:54,378 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:09:54,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:09:54,379 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:09:54,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 23:09:58,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:58,847 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 2258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:10:00,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:01,102 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-12-02 23:10:01,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 23:10:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 153 states and 326 transitions. [2023-12-02 23:10:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 326 transitions. [2023-12-02 23:10:07,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 23:10:07,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:07,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:07,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:07,400 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:07,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-02 23:10:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:11,855 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:13,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:13,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 2242 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:10:13,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:14,221 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 23:10:14,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-02 23:10:15,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:18,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 160 states and 357 transitions. [2023-12-02 23:10:18,399 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 357 transitions. [2023-12-02 23:10:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 23:10:18,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:18,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:18,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:18,403 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:18,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-02 23:10:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:22,854 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:24,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 2243 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:10:24,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:26,104 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2023-12-02 23:10:26,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-12-02 23:10:37,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.51s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:47,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 23:10:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:10:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:10:50,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:10:50,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:50,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:10:50,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:10:50,668 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:10:50,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-02 23:10:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:55,254 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:10:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:56,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:10:56,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:58,403 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:10:58,430 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-02 23:11:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:00,430 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:00,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:00,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:00,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:00,434 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:00,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-02 23:11:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:05,236 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:06,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:06,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:07,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-02 23:11:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:07,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:07,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:07,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:07,866 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:07,866 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:07,867 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:07,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-02 23:11:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:12,478 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:13,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:13,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:15,073 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:15,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-02 23:11:15,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:15,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:15,150 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:15,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:15,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:15,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:15,154 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:15,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-02 23:11:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:19,803 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:21,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:21,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:22,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-02 23:11:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:22,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:22,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:22,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:22,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:22,530 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:22,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-12-02 23:11:27,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:27,160 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:28,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:28,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:29,774 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-12-02 23:11:29,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:29,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:29,800 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:29,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:29,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:29,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:29,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:29,804 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:29,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-12-02 23:11:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:34,725 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:36,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:36,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:37,470 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:37,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2023-12-02 23:11:37,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:37,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:37,527 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:37,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:37,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:37,528 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:37,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:37,529 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:37,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-12-02 23:11:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:42,544 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:43,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:44,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:44,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:45,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-12-02 23:11:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:11:45,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:45,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:45,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:45,252 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:45,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-12-02 23:11:50,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:50,269 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:51,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:51,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:51,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:52,898 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:11:52,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2023-12-02 23:11:52,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:52,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 185 states and 445 transitions. [2023-12-02 23:11:52,955 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 445 transitions. [2023-12-02 23:11:52,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 23:11:52,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:52,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:11:52,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:11:52,958 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:11:52,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-12-02 23:11:57,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:57,760 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:11:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:59,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 2234 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:11:59,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 23:12:00,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2023-12-02 23:12:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:03,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:03,815 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:03,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:03,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:03,817 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:03,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:03,819 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:03,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2023-12-02 23:12:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:08,750 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:10,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:10,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:10,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:11,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2023-12-02 23:12:13,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:13,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:13,792 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:13,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:13,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:13,794 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:13,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:13,795 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:13,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2023-12-02 23:12:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:18,628 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:20,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:20,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:21,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2023-12-02 23:12:21,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:21,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:21,911 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:21,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:21,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:21,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:21,915 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:21,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2023-12-02 23:12:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:26,935 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:28,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:28,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:29,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2023-12-02 23:12:30,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:30,147 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:30,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:30,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:30,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:30,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:30,150 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:30,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2023-12-02 23:12:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:35,187 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:36,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:36,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:37,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2023-12-02 23:12:38,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:38,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:38,395 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:38,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:38,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:38,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:38,397 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:38,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2023-12-02 23:12:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,376 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:45,980 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:46,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2023-12-02 23:12:46,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:46,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:46,667 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:46,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:46,669 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:46,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:46,670 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:46,671 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2023-12-02 23:12:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:51,791 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:12:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:53,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:53,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:12:54,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2023-12-02 23:12:55,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:12:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:12:55,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:12:55,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,104 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:55,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:12:55,105 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:12:55,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2023-12-02 23:13:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:00,139 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:01,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:01,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:02,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2023-12-02 23:13:03,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:03,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:03,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:03,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:03,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:03,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:03,302 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:03,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2023-12-02 23:13:08,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:08,599 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:10,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:10,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:11,216 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:11,258 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2023-12-02 23:13:11,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:11,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:11,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:11,870 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:11,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:11,871 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:11,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2023-12-02 23:13:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:17,119 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:18,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:18,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:18,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:19,696 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:19,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2023-12-02 23:13:20,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:20,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:20,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:20,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:20,348 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:20,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2023-12-02 23:13:25,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:25,629 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:27,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:27,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:28,258 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:28,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2023-12-02 23:13:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:28,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:28,910 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:28,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:28,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:28,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:28,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:28,912 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:28,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2023-12-02 23:13:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:34,321 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:35,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:35,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:36,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2023-12-02 23:13:37,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:37,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:37,568 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:37,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:37,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:37,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:37,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:37,571 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:37,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2023-12-02 23:13:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:42,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:44,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:44,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:45,403 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2023-12-02 23:13:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:45,993 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:45,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:45,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:45,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:45,996 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:45,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2023-12-02 23:13:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:51,552 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:13:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:53,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:53,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:13:54,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2023-12-02 23:13:54,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:13:54,858 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:13:54,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:54,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:54,859 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:13:54,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:13:54,861 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:13:54,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2023-12-02 23:14:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:00,356 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:01,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:01,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:01,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:02,993 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:03,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2023-12-02 23:14:03,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:03,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:03,649 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:03,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:03,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:03,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:03,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:03,651 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:03,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2023-12-02 23:14:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:09,363 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:10,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:10,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:11,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2023-12-02 23:14:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:12,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:12,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:12,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:12,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:12,565 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:12,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2023-12-02 23:14:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:18,163 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:19,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:19,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:20,828 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:20,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2023-12-02 23:14:21,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:21,485 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:21,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:21,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:21,487 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:21,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:21,488 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:21,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2023-12-02 23:14:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:27,380 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:28,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:28,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:30,004 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2023-12-02 23:14:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:30,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:30,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:30,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:30,586 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:30,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2023-12-02 23:14:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:36,016 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:37,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:37,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:38,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2023-12-02 23:14:39,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:39,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:39,271 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:39,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:39,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:39,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:39,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:39,274 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:39,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2023-12-02 23:14:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:44,914 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:46,465 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:46,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:47,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2023-12-02 23:14:48,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:48,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:48,218 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:48,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:48,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:48,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:48,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:48,221 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:48,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2023-12-02 23:14:53,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:53,811 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:14:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:55,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:55,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:56,420 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:14:56,472 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2023-12-02 23:14:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:57,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:14:57,052 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:14:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:14:57,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:57,054 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:14:57,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:14:57,055 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:14:57,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2023-12-02 23:15:02,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:02,726 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:04,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:04,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:04,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:05,359 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:05,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2023-12-02 23:15:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:06,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:06,021 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:06,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:06,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:06,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:06,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:06,023 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:06,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2023-12-02 23:15:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:12,184 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:13,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:13,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:14,871 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:14,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2023-12-02 23:15:15,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:15,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:15,521 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:15,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:15,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:15,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:15,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:15,524 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:15,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2023-12-02 23:15:21,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:21,523 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:22,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:23,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:23,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:24,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2023-12-02 23:15:24,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:24,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:24,810 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:24,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:24,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:24,811 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:24,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:24,812 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:24,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2023-12-02 23:15:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:30,697 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:32,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:32,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:33,291 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:33,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2023-12-02 23:15:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:33,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:33,943 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:33,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:33,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:33,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:33,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:33,945 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:33,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2023-12-02 23:15:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:39,848 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:41,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:41,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:42,597 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2023-12-02 23:15:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:43,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:43,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:43,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:43,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:43,198 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:43,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2023-12-02 23:15:49,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:49,945 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:15:51,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:51,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:15:51,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:15:52,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2023-12-02 23:15:53,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:53,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:15:53,194 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:15:53,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:15:53,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:53,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:15:53,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:15:53,196 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:15:53,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2023-12-02 23:15:59,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:59,359 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:00,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:00,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:00,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:02,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2023-12-02 23:16:02,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:02,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:02,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:02,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:02,688 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:02,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2023-12-02 23:16:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:08,590 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:10,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:10,176 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:11,297 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:11,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2023-12-02 23:16:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:11,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:11,953 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:11,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:11,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:11,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:11,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:11,955 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:11,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2023-12-02 23:16:17,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:17,707 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:19,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:19,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:20,446 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:20,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2023-12-02 23:16:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:21,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:21,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:21,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:21,093 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:21,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2023-12-02 23:16:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:27,441 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:28,916 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:28,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:30,031 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:30,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2023-12-02 23:16:30,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:30,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:30,678 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:30,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:30,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:30,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:30,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:30,680 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:30,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2023-12-02 23:16:36,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:36,750 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:38,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:38,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:38,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:39,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2023-12-02 23:16:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:39,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:39,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:39,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:39,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:39,965 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:39,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2023-12-02 23:16:46,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:46,361 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:47,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:47,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:47,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:49,003 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:49,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2023-12-02 23:16:49,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:49,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:49,647 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:49,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:49,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:49,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:49,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:49,649 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:49,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2023-12-02 23:16:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:55,773 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:16:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:57,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:57,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:58,388 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:16:58,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2023-12-02 23:16:59,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:16:59,029 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:16:59,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:16:59,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:59,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:16:59,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:16:59,031 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:16:59,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2023-12-02 23:17:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:05,597 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:17:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:07,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:07,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:08,340 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:17:08,391 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2023-12-02 23:17:09,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:09,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:17:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:17:09,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:17:09,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:09,058 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:17:09,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:17:09,059 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:17:09,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2023-12-02 23:17:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:16,217 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:17:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:17,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:17,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:17:19,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2023-12-02 23:17:19,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:19,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:17:19,839 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:17:19,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:17:19,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:19,840 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:17:19,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:17:19,841 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:17:19,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2023-12-02 23:17:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:27,107 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:17:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:28,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:28,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:17:29,938 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2023-12-02 23:17:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:30,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:17:30,596 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:17:30,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:17:30,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:30,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:17:30,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:17:30,598 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:17:30,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2023-12-02 23:17:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:37,585 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:17:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:39,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:39,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:40,513 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:17:40,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2023-12-02 23:17:41,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:41,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:17:41,245 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:17:41,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:17:41,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:41,246 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:17:41,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:17:41,248 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:17:41,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2023-12-02 23:17:48,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:48,175 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:17:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:49,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:17:49,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:51,139 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:17:51,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2023-12-02 23:17:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:17:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:17:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:17:51,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:17:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:17:51,909 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:17:51,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2023-12-02 23:17:58,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:58,911 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:00,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:00,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:01,778 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:01,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2023-12-02 23:18:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:02,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:02,482 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:02,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:02,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:02,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:02,484 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:02,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2023-12-02 23:18:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:09,686 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:11,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:11,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:11,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:12,584 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:12,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2023-12-02 23:18:13,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:13,307 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:13,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:13,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:13,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:13,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:13,310 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:13,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2023-12-02 23:18:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:20,514 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:22,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:22,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:23,412 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:23,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2023-12-02 23:18:24,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:24,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:24,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:24,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:24,121 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:24,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2023-12-02 23:18:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:31,675 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:33,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:33,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:34,530 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:34,584 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2023-12-02 23:18:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:35,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:35,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:35,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:35,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:35,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:35,288 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:35,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2023-12-02 23:18:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:42,826 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:44,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:44,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:45,730 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:45,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2023-12-02 23:18:46,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:46,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:46,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:46,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:46,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:46,440 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:46,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2023-12-02 23:18:53,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:53,758 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:18:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:55,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:18:55,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:56,701 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:18:56,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2023-12-02 23:18:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:18:57,417 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:18:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:18:57,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:57,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:18:57,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:18:57,419 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:18:57,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2023-12-02 23:19:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:05,001 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:19:06,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:06,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:19:06,860 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:08,042 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:19:08,100 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (64)] Ended with exit code 0 [2023-12-02 23:19:08,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:08,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:19:08,753 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:19:08,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:19:08,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:08,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:19:08,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:19:08,755 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:19:08,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2023-12-02 23:19:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:15,965 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:19:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:17,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:19:17,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:19:18,856 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2023-12-02 23:19:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:19:19,518 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:19:19,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:19:19,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:19,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:19:19,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:19:19,520 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:19:19,521 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2023-12-02 23:19:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:27,358 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:19:29,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:29,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:19:29,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:30,529 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:19:30,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2023-12-02 23:19:31,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:19:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:19:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:19:31,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:31,248 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:19:31,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:19:31,249 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:19:31,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2023-12-02 23:19:38,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:38,828 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:19:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:40,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:19:40,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:41,703 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:19:41,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2023-12-02 23:19:42,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:42,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:19:42,432 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:19:42,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:19:42,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:42,433 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:19:42,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:19:42,434 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:19:42,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2023-12-02 23:19:50,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:50,142 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:19:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:51,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:19:51,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:53,093 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:19:53,152 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2023-12-02 23:19:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:53,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:19:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:19:53,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:19:53,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:53,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:19:53,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:19:53,834 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:19:53,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2023-12-02 23:20:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:01,189 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:02,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:02,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:20:04,242 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2023-12-02 23:20:04,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:04,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:20:04,911 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:20:04,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:20:04,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:04,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:04,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:20:04,913 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:20:04,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2023-12-02 23:20:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:12,532 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:14,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:14,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:15,379 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:20:15,437 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2023-12-02 23:20:16,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:20:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:20:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:20:16,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:16,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:16,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:20:16,107 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:20:16,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2023-12-02 23:20:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:24,018 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:25,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:25,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:26,794 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:20:26,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2023-12-02 23:20:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:20:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:20:27,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:20:27,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:27,509 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:27,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:20:27,510 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:20:27,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2023-12-02 23:20:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:35,054 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:36,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:36,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:36,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:20:37,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (72)] Ended with exit code 0 [2023-12-02 23:20:38,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:38,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:20:38,455 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:20:38,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:20:38,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:38,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:38,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:20:38,457 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:20:38,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2023-12-02 23:20:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:46,167 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:47,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:47,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:48,897 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:20:48,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2023-12-02 23:20:49,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:49,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:20:49,612 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:20:49,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:20:49,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:49,613 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:20:49,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:20:49,614 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:20:49,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2023-12-02 23:20:57,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:57,720 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:20:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:59,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:20:59,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:00,601 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:00,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (74)] Ended with exit code 0 [2023-12-02 23:21:01,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:01,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:01,339 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:01,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:01,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:01,341 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:01,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:01,342 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:01,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2023-12-02 23:21:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:09,339 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:10,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:11,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:11,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:12,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2023-12-02 23:21:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:13,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:13,067 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:13,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:13,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:13,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:13,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:13,069 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:13,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2023-12-02 23:21:20,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:21,000 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:22,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:22,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:22,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:24,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2023-12-02 23:21:24,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:24,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:24,783 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:24,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:24,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:24,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:24,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:24,785 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:24,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2023-12-02 23:21:33,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:33,049 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:34,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:34,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:36,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2023-12-02 23:21:36,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:36,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:36,758 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:36,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:36,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:36,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:36,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:36,761 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:36,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2023-12-02 23:21:44,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:44,884 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:46,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:46,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:47,711 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (78)] Ended with exit code 0 [2023-12-02 23:21:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:48,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:48,319 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:48,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:48,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:48,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:48,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:48,321 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:48,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2023-12-02 23:21:55,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:55,988 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:21:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:57,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 2246 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:21:57,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2023-12-02 23:21:58,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (79)] Ended with exit code 0 [2023-12-02 23:21:59,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:59,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 192 states and 462 transitions. [2023-12-02 23:21:59,399 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 462 transitions. [2023-12-02 23:21:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:21:59,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:59,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:21:59,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:21:59,401 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:21:59,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bcffba68-b1a1-420d-a64e-673b8823f828/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2023-12-02 23:22:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:07,299 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported