./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/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_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 22:33:12,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:33:12,749 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:33:12,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:33:12,759 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:33:12,794 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:33:12,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:33:12,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:33:12,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:33:12,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:33:12,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:33:12,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:33:12,799 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:33:12,800 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:33:12,800 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:33:12,800 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:33:12,801 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:33:12,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:33:12,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:33:12,806 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:33:12,806 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:33:12,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:33:12,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:33:12,807 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:33:12,807 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:33:12,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:33:12,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:33:12,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:12,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:33:12,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:33:12,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:33:12,809 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:33:12,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:33:12,813 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-11-08 22:33:13,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:33:13,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:33:13,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:33:13,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:33:13,106 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:33:13,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 22:33:15,219 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:33:15,753 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:33:15,754 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-08 22:33:15,793 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/f5198659b/679a13e05e6b4107b575abe2bf5e1781/FLAG8ad4b5d28 [2024-11-08 22:33:15,813 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/f5198659b/679a13e05e6b4107b575abe2bf5e1781 [2024-11-08 22:33:15,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:33:15,820 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:33:15,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:15,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:33:15,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:33:15,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,832 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a5f32d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:15, skipping insertion in model container [2024-11-08 22:33:15,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:15" (1/1) ... [2024-11-08 22:33:15,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:33:17,143 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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:1625) 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:1507) 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:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1237) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:215) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1652) 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:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:33:17,148 INFO L158 Benchmark]: Toolchain (without parser) took 1327.44ms. Allocated memory is still 153.1MB. Free memory was 117.7MB in the beginning and 94.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:33:17,149 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:33:17,149 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1324.23ms. Allocated memory is still 153.1MB. Free memory was 117.7MB in the beginning and 94.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:33:17,151 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 107.0MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1324.23ms. Allocated memory is still 153.1MB. Free memory was 117.7MB in the beginning and 94.2MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. 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:627) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/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_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 22:33:19,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:33:19,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:33:19,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:33:19,592 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:33:19,592 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:33:19,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:33:19,593 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:33:19,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:33:19,600 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:33:19,601 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:33:19,601 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:33:19,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:33:19,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:33:19,602 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:33:19,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:33:19,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:33:19,602 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:33:19,603 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:33:19,603 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:33:19,603 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:33:19,606 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:33:19,607 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:33:19,607 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:33:19,607 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:33:19,607 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:33:19,608 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:33:19,608 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:33:19,608 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:33:19,609 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:19,609 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:33:19,610 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:33:19,610 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:33:19,611 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:33:19,611 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:33:19,611 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:33:19,612 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8d674e21570b400d15a00bb2ab63a5ec375ae8339946920c219b30392facf2 [2024-11-08 22:33:19,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:33:19,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:33:20,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:33:20,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:33:20,004 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:33:20,005 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-08 22:33:22,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:33:22,579 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:33:22,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i [2024-11-08 22:33:22,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/a86058750/e40f8d2ad09e42af91ca429ea94db6b8/FLAGd4375bbd9 [2024-11-08 22:33:22,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/data/a86058750/e40f8d2ad09e42af91ca429ea94db6b8 [2024-11-08 22:33:22,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:33:22,705 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:33:22,707 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:22,707 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:33:22,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:33:22,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:22" (1/1) ... [2024-11-08 22:33:22,718 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1705acbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:22, skipping insertion in model container [2024-11-08 22:33:22,718 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:33:22" (1/1) ... [2024-11-08 22:33:22,828 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:33:23,976 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_45b811cf-74d4-4385-9f29-fd06cdad8437/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 22:33:24,351 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 22:33:24,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:24,376 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:33:24,487 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_45b811cf-74d4-4385-9f29-fd06cdad8437/sv-benchmarks/c/neural-networks/poly_8_8_8_8_thresh_5_unsafe.c-amalgamation.i[71475,71488] [2024-11-08 22:33:24,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:33:24,874 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:33:24,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24 WrapperNode [2024-11-08 22:33:24,875 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:33:24,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:24,876 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:33:24,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:33:24,884 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:24,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,086 INFO L138 Inliner]: procedures = 779, calls = 975, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 1547 [2024-11-08 22:33:25,088 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:33:25,089 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:33:25,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:33:25,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:33:25,099 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,123 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,125 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,187 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,215 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,227 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:33:25,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:33:25,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:33:25,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:33:25,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:33:24" (1/1) ... [2024-11-08 22:33:25,278 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:33:25,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:33:25,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:33:25,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:33:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:33:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 22:33:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:33:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:33:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:33:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-08 22:33:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-08 22:33:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:33:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:33:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_idx2sub [2024-11-08 22:33:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_idx2sub [2024-11-08 22:33:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 22:33:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_ULONG~TO~VOID [2024-11-08 22:33:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:33:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:33:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 22:33:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:33:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:33:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_dense [2024-11-08 22:33:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_dense [2024-11-08 22:33:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:33:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:33:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:33:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure k2c_sub2idx [2024-11-08 22:33:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure k2c_sub2idx [2024-11-08 22:33:25,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:33:25,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:34:06,134 INFO L? ?]: Removed 298 outVars from TransFormulas that were not future-live. [2024-11-08 22:34:06,135 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:34:10,297 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:34:10,297 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-08 22:34:10,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:34:10 BoogieIcfgContainer [2024-11-08 22:34:10,298 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:34:10,299 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:34:10,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:34:10,310 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:34:10,310 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:34:10" (1/1) ... [2024-11-08 22:34:10,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:34:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:10,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 184 states and 291 transitions. [2024-11-08 22:34:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 291 transitions. [2024-11-08 22:34:10,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 22:34:10,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:10,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:34:10,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:34:10,411 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:34:10,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:34:29,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:29,049 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:34:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:34:40,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 2792 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:34:40,413 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:34:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 22:34:41,213 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:34:51,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.22s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:34:55,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:34:55,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:34:55,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 203 states and 341 transitions. [2024-11-08 22:34:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 22:34:55,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 22:34:55,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:34:55,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:34:55,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:34:55,671 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:34:55,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:35:13,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:13,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:35:24,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:24,292 INFO L255 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:35:24,299 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:35:24,428 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-08 22:35:24,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 22:35:24,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:24,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 203 states and 339 transitions. [2024-11-08 22:35:24,680 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 339 transitions. [2024-11-08 22:35:24,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 22:35:24,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:24,684 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:24,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:35:24,687 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:35:24,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:35:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:43,524 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:35:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:35:53,799 INFO L255 TraceCheckSpWp]: Trace formula consists of 2794 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:35:53,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:35:54,004 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 22:35:54,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:35:55,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:35:58,119 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:35:58,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:35:58,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 203 states and 337 transitions. [2024-11-08 22:35:58,426 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 22:35:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 22:35:58,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:35:58,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:35:58,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:35:58,432 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:35:58,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:36:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:16,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:36:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:27,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 2794 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:36:27,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:28,178 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 22:36:28,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:36:29,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:36:29,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 211 states and 363 transitions. [2024-11-08 22:36:29,991 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 363 transitions. [2024-11-08 22:36:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 22:36:29,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:36:29,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:36:29,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:36:29,997 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:36:29,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:36:49,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:49,482 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:36:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:36:59,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 2857 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:36:59,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:36:59,677 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2024-11-08 22:36:59,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 22:37:01,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:37:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:02,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 363 transitions. [2024-11-08 22:37:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 363 transitions. [2024-11-08 22:37:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 22:37:02,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:02,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:02,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:02,742 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:02,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:37:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:19,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:28,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:29,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 2796 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:37:29,008 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 22:37:29,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:37:29,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 212 states and 361 transitions. [2024-11-08 22:37:29,625 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 361 transitions. [2024-11-08 22:37:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 22:37:29,628 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:29,628 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:29,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:29,633 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:29,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:37:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:46,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:37:55,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:37:55,224 INFO L255 TraceCheckSpWp]: Trace formula consists of 2862 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:37:55,229 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:37:55,901 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-08 22:37:55,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:37:56,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:37:56,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 213 states and 361 transitions. [2024-11-08 22:37:56,975 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 361 transitions. [2024-11-08 22:37:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 22:37:56,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:37:56,978 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:37:56,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:37:56,980 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:37:56,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:38:15,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:15,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:38:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:23,921 INFO L255 TraceCheckSpWp]: Trace formula consists of 2798 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:38:23,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 22:38:25,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:38:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 222 states and 391 transitions. [2024-11-08 22:38:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 391 transitions. [2024-11-08 22:38:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 22:38:27,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:27,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:27,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:38:27,406 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:38:27,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:38:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:45,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:38:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:55,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 2815 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:38:55,282 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:38:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-08 22:38:55,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 22:38:58,022 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:38:59,400 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:38:59,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 222 states and 389 transitions. [2024-11-08 22:38:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 389 transitions. [2024-11-08 22:38:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 22:38:59,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:59,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:59,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:38:59,525 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:38:59,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:39:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:17,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:27,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:27,634 INFO L255 TraceCheckSpWp]: Trace formula consists of 2815 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:39:27,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:28,229 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2024-11-08 22:39:28,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 22:39:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 225 states and 394 transitions. [2024-11-08 22:39:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 394 transitions. [2024-11-08 22:39:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 22:39:29,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:29,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:29,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:29,647 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:29,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:39:47,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:47,819 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:56,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 2808 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:39:56,777 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:58,083 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 22:39:58,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 22:40:01,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 233 states and 424 transitions. [2024-11-08 22:40:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 424 transitions. [2024-11-08 22:40:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 22:40:01,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:01,256 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:01,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:01,260 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:01,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:40:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:19,736 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:28,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:28,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 2852 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:40:28,807 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:29,365 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-08 22:40:29,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 22:40:29,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:29,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 233 states and 422 transitions. [2024-11-08 22:40:29,919 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 422 transitions. [2024-11-08 22:40:29,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 22:40:29,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:40:29,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:40:29,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:40:29,925 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:40:29,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:40:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:49,098 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:59,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:59,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 2860 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:40:59,148 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 22:40:59,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:02,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:41:03,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:41:04,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 234 states and 422 transitions. [2024-11-08 22:41:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 422 transitions. [2024-11-08 22:41:04,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 22:41:04,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:04,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:04,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:04,025 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:04,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:41:23,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:23,283 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:41:33,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:41:33,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 2812 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:41:33,393 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:41:33,865 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 22:41:33,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 22:41:34,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:41:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 234 states and 420 transitions. [2024-11-08 22:41:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 420 transitions. [2024-11-08 22:41:34,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 22:41:34,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:41:34,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:41:34,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:41:34,486 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:41:34,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 22:42:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:38,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:42:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:42:49,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 2777 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:42:49,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:42:53,327 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 22:42:53,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 22:43:04,721 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:43:17,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:43:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 258 states and 502 transitions. [2024-11-08 22:43:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 502 transitions. [2024-11-08 22:43:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 22:43:17,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:43:17,225 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:43:17,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:43:17,230 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:43:17,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 22:43:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:38,308 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:43:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:43:50,143 INFO L255 TraceCheckSpWp]: Trace formula consists of 2815 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:43:50,149 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:43:52,344 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 22:43:52,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-08 22:43:54,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:44:01,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:01,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 265 states and 534 transitions. [2024-11-08 22:44:01,784 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 534 transitions. [2024-11-08 22:44:01,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 22:44:01,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:01,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:01,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:01,790 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:01,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 22:44:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:25,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:44:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:44:37,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 2817 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:44:37,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:44:37,789 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-11-08 22:44:37,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 22:44:40,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:44:40,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 266 states and 534 transitions. [2024-11-08 22:44:40,899 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 534 transitions. [2024-11-08 22:44:40,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 22:44:40,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:44:40,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:44:40,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:44:40,905 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:44:40,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 22:45:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:05,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:45:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:45:16,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:45:16,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:45:21,760 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 22:45:21,836 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 22:45:34,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:45:59,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:45:59,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 287 states and 608 transitions. [2024-11-08 22:45:59,227 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 608 transitions. [2024-11-08 22:45:59,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 22:45:59,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:45:59,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:45:59,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:45:59,233 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:45:59,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 22:47:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:14,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:47:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:47:22,924 INFO L255 TraceCheckSpWp]: Trace formula consists of 2795 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:47:22,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:47:26,111 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-11-08 22:47:26,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 22:47:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:47:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 294 states and 635 transitions. [2024-11-08 22:47:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 635 transitions. [2024-11-08 22:47:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 22:47:37,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:47:37,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:47:37,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:47:37,731 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:47:37,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45b811cf-74d4-4385-9f29-fd06cdad8437/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process