./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:38:31,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:38:31,534 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:38:31,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:38:31,539 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:38:31,558 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:38:31,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:38:31,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:38:31,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:38:31,560 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:38:31,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:38:31,561 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:38:31,561 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:38:31,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:38:31,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:38:31,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-12-06 02:38:31,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:38:31,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:38:31,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:38:31,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:38:31,802 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:38:31,803 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-12-06 02:38:34,478 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/3ba2d8cb6/866c56f0070c415f936d07714c625ef2/FLAG685141a1d [2024-12-06 02:38:34,784 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:38:34,784 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-12-06 02:38:34,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/3ba2d8cb6/866c56f0070c415f936d07714c625ef2/FLAG685141a1d [2024-12-06 02:38:34,815 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/3ba2d8cb6/866c56f0070c415f936d07714c625ef2 [2024-12-06 02:38:34,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:38:34,818 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:38:34,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:38:34,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:38:34,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:38:34,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:34" (1/1) ... [2024-12-06 02:38:34,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1881de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:34, skipping insertion in model container [2024-12-06 02:38:34,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:34" (1/1) ... [2024-12-06 02:38:34,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:38:35,612 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3028) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2273) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1228) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:38:35,617 INFO L158 Benchmark]: Toolchain (without parser) took 798.37ms. Allocated memory is still 117.4MB. Free memory was 88.2MB in the beginning and 68.0MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:38:35,617 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:38:35,618 INFO L158 Benchmark]: CACSL2BoogieTranslator took 796.48ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 68.0MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:38:35,619 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 796.48ms. Allocated memory is still 117.4MB. Free memory was 88.0MB in the beginning and 68.0MB in the end (delta: 20.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: fabs: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:38:37,375 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:38:37,451 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:38:37,477 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:38:37,478 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:38:37,478 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:38:37,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:38:37,478 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:38:37,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:38:37,479 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:38:37,480 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:37,480 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:38:37,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:38:37,481 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:38:37,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-12-06 02:38:37,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:38:37,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:38:37,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:38:37,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:38:37,733 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:38:37,734 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-12-06 02:38:40,516 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/b24214b8e/82ce313a52cd4a8f8155dc9222d9d99f/FLAGa77b0cb8e [2024-12-06 02:38:40,821 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:38:40,822 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-12-06 02:38:40,844 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/b24214b8e/82ce313a52cd4a8f8155dc9222d9d99f/FLAGa77b0cb8e [2024-12-06 02:38:41,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/data/b24214b8e/82ce313a52cd4a8f8155dc9222d9d99f [2024-12-06 02:38:41,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:38:41,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:38:41,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:38:41,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:38:41,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:38:41,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:41" (1/1) ... [2024-12-06 02:38:41,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4217a985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:41, skipping insertion in model container [2024-12-06 02:38:41,079 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:38:41" (1/1) ... [2024-12-06 02:38:41,116 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:38:41,931 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-12-06 02:38:42,208 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:38:42,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:38:42,225 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:38:42,272 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-12-06 02:38:42,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:38:42,554 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:38:42,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42 WrapperNode [2024-12-06 02:38:42,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:38:42,556 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:38:42,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:38:42,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:38:42,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,690 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-12-06 02:38:42,691 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:38:42,691 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:38:42,691 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:38:42,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:38:42,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,699 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,759 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,762 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,770 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:38:42,793 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:38:42,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:38:42,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:38:42,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:38:42" (1/1) ... [2024-12-06 02:38:42,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:38:42,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:38:42,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:38:42,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:38:42,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-12-06 02:38:42,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-12-06 02:38:42,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:38:42,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:38:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-12-06 02:38:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-12-06 02:38:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 02:38:42,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:38:42,854 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-12-06 02:38:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-12-06 02:38:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-12-06 02:38:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:38:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 02:38:42,855 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-12-06 02:38:42,855 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-12-06 02:38:43,071 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:38:43,072 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:39:26,789 INFO L? ?]: Removed 247 outVars from TransFormulas that were not future-live. [2024-12-06 02:39:26,789 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:39:28,821 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:39:28,821 INFO L312 CfgBuilder]: Removed 44 assume(true) statements. [2024-12-06 02:39:28,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:39:28 BoogieIcfgContainer [2024-12-06 02:39:28,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:39:28,822 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:39:28,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:39:28,833 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:39:28,833 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:39:28" (1/1) ... [2024-12-06 02:39:28,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:39:28,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:28,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 104 states and 171 transitions. [2024-12-06 02:39:28,898 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 171 transitions. [2024-12-06 02:39:28,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-12-06 02:39:28,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:28,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:39:28,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:39:28,908 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:39:28,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:39:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:42,486 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:39:49,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:49,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 2787 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:39:49,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:39:50,342 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-12-06 02:39:50,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:40:00,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:40:02,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:40:04,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:40:08,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:40:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 121 states and 216 transitions. [2024-12-06 02:40:08,506 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 216 transitions. [2024-12-06 02:40:08,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 02:40:08,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:08,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:08,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:08,512 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:08,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:40:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:22,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:31,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:31,178 INFO L256 TraceCheckSpWp]: Trace formula consists of 2789 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:40:31,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-06 02:40:31,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:40:33,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:33,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 128 states and 239 transitions. [2024-12-06 02:40:33,142 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 239 transitions. [2024-12-06 02:40:33,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 02:40:33,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:33,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:33,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:33,147 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:33,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:40:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:46,571 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:40:54,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:54,650 INFO L256 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:40:54,654 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:40:55,082 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-12-06 02:40:55,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:40:56,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:40:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:56,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 241 transitions. [2024-12-06 02:40:56,773 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 241 transitions. [2024-12-06 02:40:56,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:40:56,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:56,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:40:56,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:40:56,777 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:40:56,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:41:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:11,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:19,131 INFO L256 TraceCheckSpWp]: Trace formula consists of 2793 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:41:19,134 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:19,864 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-12-06 02:41:19,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:41:23,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:23,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 268 transitions. [2024-12-06 02:41:23,397 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 268 transitions. [2024-12-06 02:41:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 02:41:23,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:23,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:23,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:23,400 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:23,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:41:37,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:37,942 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:41:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:41:45,668 INFO L256 TraceCheckSpWp]: Trace formula consists of 2807 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:41:45,672 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:41:46,480 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-12-06 02:41:46,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:41:48,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:41:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 144 states and 295 transitions. [2024-12-06 02:41:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 295 transitions. [2024-12-06 02:41:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-06 02:41:48,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:41:48,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:41:48,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:41:48,520 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:41:48,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:42:03,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:03,849 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:11,272 INFO L256 TraceCheckSpWp]: Trace formula consists of 2843 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:42:11,275 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-12-06 02:42:11,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:42:15,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:42:17,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:42:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:18,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 296 transitions. [2024-12-06 02:42:18,049 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 296 transitions. [2024-12-06 02:42:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 02:42:18,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:18,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:18,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:18,052 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:18,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:42:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:32,543 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:42:40,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:40,152 INFO L256 TraceCheckSpWp]: Trace formula consists of 2842 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:42:40,155 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:42:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 02:42:41,177 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:42:42,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:42:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 154 states and 329 transitions. [2024-12-06 02:42:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 329 transitions. [2024-12-06 02:42:46,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 02:42:46,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:46,327 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:42:46,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:42:46,329 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:42:46,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:43:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:01,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:09,295 INFO L256 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:43:09,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-12-06 02:43:10,367 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:43:13,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 161 states and 360 transitions. [2024-12-06 02:43:13,606 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 360 transitions. [2024-12-06 02:43:13,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:43:13,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:13,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:13,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:13,609 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:13,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:43:27,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:27,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:43:35,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:35,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:43:35,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:43:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:43:38,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:43:49,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:43:59,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:59,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-12-06 02:43:59,420 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-12-06 02:43:59,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:43:59,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:59,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:43:59,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:43:59,425 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:43:59,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:44:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:14,811 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:21,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:21,619 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:44:21,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:23,244 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:44:23,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:44:24,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:24,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-12-06 02:44:24,948 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-12-06 02:44:24,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:44:24,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:24,950 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:24,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:24,952 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:24,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:44:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:39,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:44:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:44:46,597 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:44:46,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:44:48,271 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:44:48,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:44:48,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:44:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 180 states and 424 transitions. [2024-12-06 02:44:48,343 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 424 transitions. [2024-12-06 02:44:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-12-06 02:44:48,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:44:48,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:44:48,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:44:48,347 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:44:48,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:45:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:02,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:09,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 2799 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:45:09,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:10,812 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 02:45:10,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:45:15,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:15,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 187 states and 442 transitions. [2024-12-06 02:45:15,149 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 442 transitions. [2024-12-06 02:45:15,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 02:45:15,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:15,151 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:15,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:15,152 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:15,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:45:30,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:30,091 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:45:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:36,726 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:45:36,728 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:45:39,106 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:45:39,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:45:45,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:47,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:45:48,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:48,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:45:48,192 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:45:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:45:48,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:48,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:45:48,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:45:48,196 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:45:48,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:46:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:04,445 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:12,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:12,138 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:12,141 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:13,819 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:46:13,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:46:16,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:46:16,889 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:46:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:46:16,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,892 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:16,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:16,894 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:16,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:46:32,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:32,839 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:39,803 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:39,805 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:41,496 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:46:41,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:46:42,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:46:42,223 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:46:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:46:42,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,228 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:46:58,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:58,257 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:05,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:05,788 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:07,462 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:47:07,527 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:47:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:47:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:47:08,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:47:08,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:08,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:08,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:08,186 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:08,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:47:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:26,057 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:32,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:32,616 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:47:34,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:47:35,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:35,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:47:35,088 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:47:35,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:47:35,089 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:35,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:35,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:35,091 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:35,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:47:51,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:51,855 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:59,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:59,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:48:01,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:48:02,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:02,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 192 states and 459 transitions. [2024-12-06 02:48:02,285 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 459 transitions. [2024-12-06 02:48:02,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 02:48:02,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:02,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:02,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:02,288 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:02,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:48:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:19,138 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:27,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 2811 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:48:27,179 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 02:48:28,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:48:32,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:48:34,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:48:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-12-06 02:48:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-12-06 02:48:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:48:36,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:36,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:36,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:36,582 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:36,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:48:54,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:54,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:02,511 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:02,513 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:49:04,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:49:05,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:05,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 203 states and 488 transitions. [2024-12-06 02:49:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 488 transitions. [2024-12-06 02:49:05,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 02:49:05,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:05,042 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:05,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:05,044 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:05,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:49:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:22,267 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:49:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:29,586 INFO L256 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:49:29,588 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:49:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2024-12-06 02:49:32,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:49:38,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:49:38,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 210 states and 511 transitions. [2024-12-06 02:49:38,541 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 511 transitions. [2024-12-06 02:49:38,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-12-06 02:49:38,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:49:38,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:49:38,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:49:38,543 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:49:38,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:49:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:49:56,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:05,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:05,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 2814 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:05,530 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:08,359 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-06 02:50:08,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:50:12,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:50:13,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:50:18,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:18,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:50:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:50:18,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:50:18,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:18,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:18,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:18,145 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:18,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:50:36,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:36,850 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:50:44,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:44,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:50:44,082 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:50:45,776 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:50:45,857 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:50:46,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:50:46,557 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:50:46,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:50:46,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:46,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:50:46,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:50:46,560 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:50:46,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:51:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:06,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:13,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:13,678 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:15,401 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:51:15,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:51:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:51:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:51:16,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:51:16,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:16,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:16,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:16,210 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:16,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:51:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:36,423 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:51:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:51:43,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:51:43,828 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:51:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:51:45,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:51:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:51:46,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:51:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:51:46,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:51:46,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:51:46,334 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:46,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:51:46,335 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:51:46,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:52:06,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:06,574 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:13,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:13,730 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:15,435 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:52:15,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:52:16,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:52:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:52:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:52:16,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:16,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:16,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:16,226 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:16,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 02:52:34,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:34,958 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:52:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:52:41,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:52:41,950 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:52:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:52:43,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 02:52:44,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:52:44,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:52:44,437 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:52:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:52:44,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:52:44,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:52:44,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:52:44,440 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:52:44,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 02:53:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:03,742 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:53:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:53:10,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:53:10,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:53:12,076 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2024-12-06 02:53:12,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 02:53:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:53:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 218 states and 538 transitions. [2024-12-06 02:53:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 538 transitions. [2024-12-06 02:53:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-12-06 02:53:12,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:53:12,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:53:12,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:53:12,844 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:53:12,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aad32c42-6007-4606-9ea5-be8a21523759/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process