./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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 3442f54d5785e9768eb7f88cd413fd9c7dba46be6797add4a456091558b62cb1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:56,676 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:56,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:36:56,759 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:56,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:56,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:56,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:56,806 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:56,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:56,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:56,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:56,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:56,809 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:56,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:56,810 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:56,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:56,810 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:56,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:56,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:56,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:56,812 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:56,816 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:56,816 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:56,817 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:56,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:56,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:56,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:56,818 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:56,818 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:56,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:56,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:56,819 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:56,822 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:56,822 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3442f54d5785e9768eb7f88cd413fd9c7dba46be6797add4a456091558b62cb1 [2024-11-09 00:36:57,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:57,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:57,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:57,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:57,166 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:57,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i Unable to find full path for "g++" [2024-11-09 00:36:59,130 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:59,346 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:59,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i [2024-11-09 00:36:59,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/ffe36a1ca/ae639c3c27fb43429b1910c4e9ac492c/FLAG1298c20c6 [2024-11-09 00:36:59,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/ffe36a1ca/ae639c3c27fb43429b1910c4e9ac492c [2024-11-09 00:36:59,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:59,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:59,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:59,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:59,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:59,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f4c7793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59, skipping insertion in model container [2024-11-09 00:36:59,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,417 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:59,588 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i[917,930] [2024-11-09 00:36:59,649 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:59,663 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:59,676 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i[917,930] [2024-11-09 00:36:59,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:59,728 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:59,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59 WrapperNode [2024-11-09 00:36:59,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:59,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:59,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:59,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:59,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,746 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,794 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 141 [2024-11-09 00:36:59,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:59,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:59,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:59,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:59,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:59,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:59,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:59,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:59,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:59" (1/1) ... [2024-11-09 00:36:59,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:59,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:59,869 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:59,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:59,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:59,907 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:36:59,907 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:36:59,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:36:59,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:59,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:37:00,005 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:37:00,010 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:37:00,482 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:37:00,483 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:37:00,767 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:37:00,767 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:37:00,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:00 BoogieIcfgContainer [2024-11-09 00:37:00,769 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:37:00,770 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:37:00,771 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:37:00,783 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:37:00,783 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:00" (1/1) ... [2024-11-09 00:37:00,794 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:37:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-09 00:37:00,858 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-09 00:37:00,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 00:37:00,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:00,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:37:01,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:37:01,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,397 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:37:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:37:01,609 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:37:01,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:37:01 ImpRootNode [2024-11-09 00:37:01,661 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:37:01,661 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:37:01,661 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:37:01,662 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:37:01,662 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:00" (3/4) ... [2024-11-09 00:37:01,665 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:37:01,666 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:37:01,667 INFO L158 Benchmark]: Toolchain (without parser) took 2283.81ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 102.1MB in the beginning and 128.0MB in the end (delta: -25.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,667 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:01,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.26ms. Allocated memory is still 140.5MB. Free memory was 102.1MB in the beginning and 86.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,669 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.27ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 82.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,669 INFO L158 Benchmark]: Boogie Preprocessor took 36.10ms. Allocated memory is still 140.5MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,670 INFO L158 Benchmark]: RCFGBuilder took 936.19ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 80.8MB in the beginning and 113.6MB in the end (delta: -32.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-11-09 00:37:01,671 INFO L158 Benchmark]: CodeCheck took 891.25ms. Allocated memory is still 180.4MB. Free memory was 113.6MB in the beginning and 128.0MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:01,672 INFO L158 Benchmark]: Witness Printer took 4.74ms. Allocated memory is still 180.4MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:37:01,676 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 58 NumberOfCodeBlocks, 58 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryFLOATComparisonOperation at line 110, overapproximation of bitwiseOr at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 32; [L23] double var_1_2 = 32.25; [L24] double var_1_3 = 16.5; [L25] unsigned char var_1_4 = 10; [L26] unsigned char var_1_5 = 100; [L27] unsigned char var_1_6 = 1; [L28] signed char var_1_7 = -5; [L29] unsigned char var_1_8 = 0; [L30] signed char var_1_9 = -10; [L31] signed short int var_1_10 = 64; [L32] unsigned short int var_1_11 = 0; [L33] float var_1_12 = 64.75; [L34] double var_1_13 = 5.4; [L35] float var_1_14 = 5.625; [L36] unsigned long int var_1_15 = 32; [L114] isInitial = 1 [L115] FCALL initially() [L116] COND TRUE 1 [L117] FCALL updateLastVariables() [L118] CALL updateVariables() [L82] var_1_2 = __VERIFIER_nondet_double() [L83] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_3=33/2, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_3=33/2, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L84] var_1_3 = __VERIFIER_nondet_double() [L85] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=10, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L86] var_1_4 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L88] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=100, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L89] var_1_5 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_5 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_5 >= 63) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L91] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=1, var_1_7=-5, var_1_8=0, var_1_9=-10] [L92] var_1_6 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_7=-5, var_1_8=0, var_1_9=-10] [L94] CALL assume_abort_if_not(var_1_6 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=0, var_1_9=-10] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_6 <= 63) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=0, var_1_9=-10] [L95] var_1_8 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_9=-10] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_9=-10] [L97] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=-10] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=-10] [L98] var_1_9 = __VERIFIER_nondet_char() [L99] CALL assume_abort_if_not(var_1_9 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_9 >= -63) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L100] CALL assume_abort_if_not(var_1_9 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_9 <= 63) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_13=27/5, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L101] var_1_13 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not((var_1_13 >= -922337.2036854776000e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L103] CALL assume_abort_if_not(var_1_13 != 0.0F) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_13 != 0.0F) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_14=45/8, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L104] var_1_14 = __VERIFIER_nondet_float() [L105] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=64, var_1_11=0, var_1_12=259/4, var_1_15=32, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=-5, var_1_8=1, var_1_9=2] [L118] RET updateVariables() [L119] CALL step() [L40] COND FALSE !((10.8 + var_1_2) <= (- var_1_3)) [L43] COND FALSE !((var_1_5 <= var_1_4) && var_1_8) [L50] COND TRUE (-8 * var_1_1) < var_1_4 [L51] var_1_7 = 1 [L56] unsigned char stepLocal_0 = var_1_4; [L57] COND FALSE !(-4 >= stepLocal_0) [L64] var_1_10 = var_1_4 [L66] EXPR var_1_10 ^ var_1_7 [L66] signed long int stepLocal_1 = (var_1_10 ^ var_1_7) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))); [L67] COND TRUE (var_1_6 - var_1_1) < stepLocal_1 [L68] COND TRUE var_1_3 == var_1_2 [L69] var_1_11 = var_1_1 [L72] COND FALSE !(var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) [L75] COND TRUE 128 >= var_1_10 [L76] var_1_15 = (var_1_6 + (var_1_4 + var_1_11)) [L119] RET step() [L120] CALL, EXPR property() [L110] EXPR (((((10.8 + var_1_2) <= (- var_1_3)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_1) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_3 == var_1_2) ? (var_1_10 == ((signed short int) (var_1_1 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - var_1_1) < ((var_1_10 ^ var_1_7) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((var_1_3 == var_1_2) ? (var_1_11 == ((unsigned short int) var_1_1)) : 1) : 1) [L110-L111] return (((((((10.8 + var_1_2) <= (- var_1_3)) ? (var_1_1 == ((unsigned char) (((((1) < (var_1_4)) ? (1) : (var_1_4))) + (var_1_5 - var_1_6)))) : 1) && (((var_1_5 <= var_1_4) && var_1_8) ? (var_1_8 ? (var_1_7 == ((signed char) (var_1_6 + ((((5) < (var_1_9)) ? (5) : (var_1_9)))))) : (var_1_7 == ((signed char) ((((var_1_6) < (var_1_9)) ? (var_1_6) : (var_1_9)))))) : (((-8 * var_1_1) < var_1_4) ? (var_1_7 == ((signed char) 1)) : (var_1_7 == ((signed char) var_1_9))))) && ((-4 >= var_1_4) ? ((var_1_3 == var_1_2) ? (var_1_10 == ((signed short int) (var_1_1 + var_1_6))) : (var_1_10 == ((signed short int) var_1_5))) : (var_1_10 == ((signed short int) var_1_4)))) && (((var_1_6 - var_1_1) < ((var_1_10 ^ var_1_7) / ((((-8) > (var_1_5)) ? (-8) : (var_1_5))))) ? ((var_1_3 == var_1_2) ? (var_1_11 == ((unsigned short int) var_1_1)) : 1) : 1)) && ((var_1_2 != (var_1_3 / ((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? (var_1_12 == ((float) var_1_14)) : 1)) && ((128 >= var_1_10) ? (var_1_15 == ((unsigned long int) (var_1_6 + (var_1_4 + var_1_11)))) : (var_1_15 == ((unsigned long int) var_1_1))) ; [L120] RET, EXPR property() [L120] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=62, var_1_11=32, var_1_12=259/4, var_1_14=0, var_1_15=125, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=1, var_1_8=1, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_10=62, var_1_11=32, var_1_12=259/4, var_1_14=0, var_1_15=125, var_1_1=32, var_1_4=574, var_1_5=-193, var_1_6=287, var_1_7=1, var_1_8=1, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 140.5MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.26ms. Allocated memory is still 140.5MB. Free memory was 102.1MB in the beginning and 86.6MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.27ms. Allocated memory is still 140.5MB. Free memory was 86.6MB in the beginning and 82.9MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.10ms. Allocated memory is still 140.5MB. Free memory was 82.9MB in the beginning and 81.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 936.19ms. Allocated memory was 140.5MB in the beginning and 180.4MB in the end (delta: 39.8MB). Free memory was 80.8MB in the beginning and 113.6MB in the end (delta: -32.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * CodeCheck took 891.25ms. Allocated memory is still 180.4MB. Free memory was 113.6MB in the beginning and 128.0MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.74ms. Allocated memory is still 180.4MB. Free memory is still 128.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:37:01,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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 3442f54d5785e9768eb7f88cd413fd9c7dba46be6797add4a456091558b62cb1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:37:04,104 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:37:04,217 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:37:04,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:37:04,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:37:04,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:37:04,259 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:37:04,260 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:37:04,260 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:37:04,261 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:37:04,262 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:37:04,262 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:37:04,263 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:37:04,264 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:37:04,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:37:04,265 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:37:04,266 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:37:04,266 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:37:04,267 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:37:04,268 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:37:04,268 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:37:04,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:37:04,272 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:37:04,272 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:37:04,273 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:37:04,273 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:37:04,273 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:04,274 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:37:04,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:37:04,274 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:37:04,277 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:37:04,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:37:04,278 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:37:04,278 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:37:04,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:04,280 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:37:04,280 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3442f54d5785e9768eb7f88cd413fd9c7dba46be6797add4a456091558b62cb1 [2024-11-09 00:37:04,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:37:04,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:37:04,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:37:04,741 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:37:04,742 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:37:04,743 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i Unable to find full path for "g++" [2024-11-09 00:37:06,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:37:07,199 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:37:07,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i [2024-11-09 00:37:07,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/ff1c09d90/aa1c1f68c5ab400db93bcebfcbeaae32/FLAG6a0fe4b25 [2024-11-09 00:37:07,531 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/data/ff1c09d90/aa1c1f68c5ab400db93bcebfcbeaae32 [2024-11-09 00:37:07,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:37:07,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:37:07,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:37:07,536 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:37:07,542 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:37:07,543 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:07,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b7e6fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07, skipping insertion in model container [2024-11-09 00:37:07,544 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:07,572 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:37:07,754 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i[917,930] [2024-11-09 00:37:07,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:07,869 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:37:07,882 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_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-95.i[917,930] [2024-11-09 00:37:07,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:37:07,962 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:37:07,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07 WrapperNode [2024-11-09 00:37:07,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:37:07,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:07,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:37:07,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:37:07,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:07,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,029 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 114 [2024-11-09 00:37:08,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:37:08,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:37:08,034 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:37:08,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:37:08,050 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,069 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:37:08,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:37:08,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:37:08,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:37:08,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:37:07" (1/1) ... [2024-11-09 00:37:08,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:37:08,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:37:08,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:37:08,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:37:08,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:37:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:37:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:37:08,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:37:08,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:37:08,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:37:08,289 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:37:08,291 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:37:34,916 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:37:34,916 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:37:35,150 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:37:35,150 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:37:35,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:35 BoogieIcfgContainer [2024-11-09 00:37:35,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:37:35,155 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:37:35,155 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:37:35,167 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:37:35,169 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:37:35" (1/1) ... [2024-11-09 00:37:35,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:37:35,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:37:35,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-09 00:37:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-09 00:37:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-09 00:37:35,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:37:35,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:37:35,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:37:35,260 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:37:35,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4b63a0c-e7e1-484d-92c1-d1488ae447e1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:37:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:37,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:37:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:37:42,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:37:42,955 INFO L278 TraceCheckSpWp]: Computing forward predicates...