./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c --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_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/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_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/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_aa55342b-6459-4586-affe-78430ed14692/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 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:28,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:28,982 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:28,991 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:28,998 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:29,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:29,041 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:29,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:29,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:29,043 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:29,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:29,044 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:29,045 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:29,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:29,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:29,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:29,049 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:29,049 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:29,049 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:29,050 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:29,050 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:29,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:29,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:29,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:29,056 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:29,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:29,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:29,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:29,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:29,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:29,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:29,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:29,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:29,059 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_aa55342b-6459-4586-affe-78430ed14692/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 [2024-11-08 22:05:29,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:29,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:29,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:29,416 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:29,417 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:29,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c Unable to find full path for "g++" [2024-11-08 22:05:31,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:31,713 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:31,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-08 22:05:31,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/52ae8a21f/ad58b21fada645a89c1c84e1fc4c9269/FLAG497b7ca9a [2024-11-08 22:05:31,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/52ae8a21f/ad58b21fada645a89c1c84e1fc4c9269 [2024-11-08 22:05:31,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:31,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:31,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:31,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:31,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:31,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:31" (1/1) ... [2024-11-08 22:05:31,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@764c16b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:31, skipping insertion in model container [2024-11-08 22:05:31,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:31" (1/1) ... [2024-11-08 22:05:31,807 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:32,097 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:616) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$137(StandardFunctionHandler.java:602) 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.FunctionHandler.handleReturnStatement(FunctionHandler.java:568) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1806) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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.visit(CHandler.java:1783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) 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 22:05:32,103 INFO L158 Benchmark]: Toolchain (without parser) took 357.00ms. Allocated memory is still 165.7MB. Free memory was 126.9MB in the beginning and 112.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:05:32,103 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:32,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.53ms. Allocated memory is still 165.7MB. Free memory was 126.9MB in the beginning and 112.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:05:32,106 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 123.7MB. Free memory is still 67.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.53ms. Allocated memory is still 165.7MB. Free memory was 126.9MB in the beginning and 112.7MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:616) 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_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/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_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/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_aa55342b-6459-4586-affe-78430ed14692/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 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:34,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:34,633 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:05:34,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:34,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:34,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:34,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:34,678 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:34,678 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:34,679 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:34,680 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:34,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:34,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:34,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:34,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:34,684 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:34,684 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:05:34,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:05:34,685 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:34,685 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:05:34,685 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:34,686 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:34,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:34,690 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:34,690 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:34,691 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:34,691 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:34,691 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:05:34,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:34,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:34,692 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:34,692 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:34,693 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:34,693 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:05:34,693 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:34,694 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:05:34,694 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_aa55342b-6459-4586-affe-78430ed14692/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 38a5409de7892736e2de01be9ec6b40de9935c7a9e78ae947f4a7fe77f1a0257 [2024-11-08 22:05:35,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:35,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:35,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:35,139 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:35,141 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:35,142 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0881.c Unable to find full path for "g++" [2024-11-08 22:05:37,374 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:37,660 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:37,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/sv-benchmarks/c/float-newlib/float_req_bl_0881.c [2024-11-08 22:05:37,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/c5a8b0428/6536520a53ca42a3b12f862dccd2038d/FLAGcbd9ab523 [2024-11-08 22:05:37,688 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/data/c5a8b0428/6536520a53ca42a3b12f862dccd2038d [2024-11-08 22:05:37,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:37,695 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:37,697 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:37,697 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:37,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:37,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:37" (1/1) ... [2024-11-08 22:05:37,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e5329b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:37, skipping insertion in model container [2024-11-08 22:05:37,709 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:37" (1/1) ... [2024-11-08 22:05:37,755 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:38,183 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_aa55342b-6459-4586-affe-78430ed14692/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-08 22:05:38,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:38,216 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:38,375 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_aa55342b-6459-4586-affe-78430ed14692/sv-benchmarks/c/float-newlib/float_req_bl_0881.c[15390,15403] [2024-11-08 22:05:38,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:38,409 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:38,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38 WrapperNode [2024-11-08 22:05:38,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:38,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:38,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:38,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:38,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,525 INFO L138 Inliner]: procedures = 28, calls = 203, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 946 [2024-11-08 22:05:38,526 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:38,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:38,530 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:38,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:38,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,611 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,615 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,619 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,626 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:38,627 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:38,627 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:38,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:38,632 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:38" (1/1) ... [2024-11-08 22:05:38,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:38,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:38,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:38,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:05:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:05:38,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:05:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:05:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure copysign_float [2024-11-08 22:05:38,700 INFO L138 BoogieDeclarations]: Found implementation of procedure copysign_float [2024-11-08 22:05:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:05:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:38,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:38,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:05:38,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:38,883 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:38,885 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:56,303 INFO L? ?]: Removed 216 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:56,304 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:56,510 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:56,512 INFO L316 CfgBuilder]: Removed 83 assume(true) statements. [2024-11-08 22:06:56,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:56 BoogieIcfgContainer [2024-11-08 22:06:56,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:56,513 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:56,514 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:56,524 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:56,525 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:56" (1/1) ... [2024-11-08 22:06:56,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:56,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:56,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 202 states and 347 transitions. [2024-11-08 22:06:56,613 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 347 transitions. [2024-11-08 22:06:56,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 22:06:56,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:56,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:56,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:56,620 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:56,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:57,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:58,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:06:58,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:58,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:58,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:07:01,811 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:07:03,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:07:03,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 202 states and 340 transitions. [2024-11-08 22:07:03,179 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 340 transitions. [2024-11-08 22:07:03,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 22:07:03,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:03,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:03,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:03,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:03,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:07:04,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:04,488 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:04,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:07:04,619 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:04,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:07:04,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:04,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 203 states and 341 transitions. [2024-11-08 22:07:04,860 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 341 transitions. [2024-11-08 22:07:04,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:07:04,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:04,864 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:04,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:04,867 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:04,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:07:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:06,352 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:06,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:07:06,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:06,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:07:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 203 states and 337 transitions. [2024-11-08 22:07:06,500 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 337 transitions. [2024-11-08 22:07:06,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:07:06,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:06,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:06,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:06,506 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:06,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:07:07,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:07,837 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:07,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:07:07,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:08,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:08,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:07:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:08,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 205 states and 339 transitions. [2024-11-08 22:07:08,468 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 339 transitions. [2024-11-08 22:07:08,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:07:08,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:08,469 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:08,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:08,472 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:08,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:07:09,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:09,838 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:09,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:09,981 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:07:09,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:09,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:09,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:07:10,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:10,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 205 states and 337 transitions. [2024-11-08 22:07:10,114 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 337 transitions. [2024-11-08 22:07:10,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:07:10,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:10,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:10,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:10,121 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:10,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:07:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:13,385 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:13,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:13,632 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:07:13,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:15,056 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:15,058 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:07:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:15,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 22:07:23,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:23,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 222 states and 365 transitions. [2024-11-08 22:07:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 365 transitions. [2024-11-08 22:07:23,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:07:23,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:23,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:07:23,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:07:23,077 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:07:23,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:07:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:27,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:07:27,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:27,568 INFO L255 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:07:27,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:07:30,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:07:31,736 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-08 22:07:31,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 30 [2024-11-08 22:07:31,865 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:07:31,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2024-11-08 22:07:33,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:07:33,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 22:08:00,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:00,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 240 states and 396 transitions. [2024-11-08 22:08:00,218 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 396 transitions. [2024-11-08 22:08:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 22:08:00,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:00,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:08:00,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:08:00,226 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:08:00,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:08:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:03,219 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:08:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:03,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:08:03,383 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:04,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:08:04,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-08 22:08:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:08:04,414 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 22:08:04,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:04,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 241 states and 397 transitions. [2024-11-08 22:08:04,557 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 397 transitions. [2024-11-08 22:08:04,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:08:04,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:04,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:08:04,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:08:04,562 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:08:04,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:08:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:07,706 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:08:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:08,081 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:08:08,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:08,774 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:08:08,775 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:08:08,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:08:08,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 22:08:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:08:09,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 241 states and 396 transitions. [2024-11-08 22:08:09,191 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 396 transitions. [2024-11-08 22:08:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:08:09,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:08:09,192 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:08:09,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:08:09,197 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:08:09,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:08:12,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:12,431 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:08:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:12,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 22:08:12,716 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:08:13,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:08:15,140 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-08 22:08:15,141 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 30 [2024-11-08 22:08:21,931 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:08:21,932 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-11-08 22:08:21,971 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 32 [2024-11-08 22:08:24,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:08:24,953 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-08 22:08:36,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:39,362 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:41,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:46,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:49,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:53,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:54,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:57,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:08:59,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:01,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:02,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:05,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:08,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:11,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:17,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 249 states and 422 transitions. [2024-11-08 22:09:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 422 transitions. [2024-11-08 22:09:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:09:17,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:17,890 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:17,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:17,893 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:17,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:09:21,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:21,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:09:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:21,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:09:21,991 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:09:28,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:28,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 22:09:35,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:40,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:09:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:47,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 250 states and 424 transitions. [2024-11-08 22:09:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 424 transitions. [2024-11-08 22:09:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:09:47,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:47,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:47,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:47,738 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:47,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:09:50,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:50,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:09:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:51,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:09:51,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:09:51,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:09:51,758 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 15 [2024-11-08 22:09:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:51,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 22:09:52,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:52,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 251 states and 425 transitions. [2024-11-08 22:09:52,092 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 425 transitions. [2024-11-08 22:09:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:09:52,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:52,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:52,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:52,096 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:52,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:09:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:53,768 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:09:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:53,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:09:53,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:09:53,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:09:53,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 22:09:53,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:09:53,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 251 states and 423 transitions. [2024-11-08 22:09:53,894 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 423 transitions. [2024-11-08 22:09:53,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:09:53,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:09:53,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:09:53,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:09:53,897 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:09:53,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:09:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:59,643 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:09:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:09:59,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:09:59,866 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:10:01,666 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:10:01,667 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-08 22:10:09,853 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:10:09,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-08 22:10:14,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:10:14,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 22:11:19,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:24,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:28,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:31,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.88s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:34,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:11:37,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:12:34,822 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:12:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:12:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 271 states and 457 transitions. [2024-11-08 22:12:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 457 transitions. [2024-11-08 22:12:35,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:12:35,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:12:35,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:12:35,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:12:35,241 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:12:35,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 22:12:39,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:39,952 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:12:40,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:12:40,208 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 22:12:40,211 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:13:06,047 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:13:09,982 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-08 22:13:09,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 50 treesize of output 30 [2024-11-08 22:13:10,087 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:13:10,087 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 58 treesize of output 34 [2024-11-08 22:13:18,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:13:18,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 22:15:16,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:15:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 271 states and 456 transitions. [2024-11-08 22:15:16,456 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 456 transitions. [2024-11-08 22:15:16,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 22:15:16,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:15:16,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:15:16,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:15:16,458 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:15:16,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 22:15:20,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:15:20,595 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:15:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:15:20,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:15:20,725 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:15:30,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:15:36,060 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-08 22:15:36,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 44 treesize of output 24 [2024-11-08 22:15:59,599 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-11-08 22:15:59,600 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 52 treesize of output 32 [2024-11-08 22:16:05,327 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:16:05,327 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-08 22:16:05,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 19 [2024-11-08 22:16:16,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:16:16,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 22:17:38,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:18:41,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:41,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 273 states and 462 transitions. [2024-11-08 22:18:41,488 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 462 transitions. [2024-11-08 22:18:41,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:18:41,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:41,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:18:41,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:18:41,493 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:18:41,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 22:18:44,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:44,812 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:18:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:45,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:18:45,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:18:45,805 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:18:45,806 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:18:45,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:18:45,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 22:18:46,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:18:46,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 262 states and 446 transitions. [2024-11-08 22:18:46,762 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 446 transitions. [2024-11-08 22:18:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:18:46,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:18:46,763 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:18:46,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:18:46,767 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:18:46,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 22:18:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:51,860 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:18:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:52,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:18:52,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:18:57,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:19:03,941 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:19:03,941 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2024-11-08 22:19:03,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2024-11-08 22:19:28,918 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:19:28,918 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2024-11-08 22:19:49,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:19:49,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa55342b-6459-4586-affe-78430ed14692/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0