./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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 956617101c79c6f029a06073d0a85a067e22e0a60f0cb52c3d901f55768b03ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:30:52,568 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:30:52,673 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:30:52,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:30:52,685 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:30:52,740 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:30:52,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:30:52,743 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:30:52,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:30:52,747 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:30:52,748 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:30:52,749 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:30:52,749 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:30:52,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:30:52,753 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:30:52,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:30:52,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:30:52,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:30:52,755 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:30:52,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:30:52,756 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:30:52,761 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:30:52,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:30:52,762 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:30:52,763 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:30:52,763 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:30:52,763 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:30:52,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:52,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:30:52,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:30:52,769 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:30:52,769 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:30:52,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:30:52,770 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 956617101c79c6f029a06073d0a85a067e22e0a60f0cb52c3d901f55768b03ba [2024-11-08 23:30:53,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:30:53,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:30:53,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:30:53,319 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:30:53,320 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:30:53,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i Unable to find full path for "g++" [2024-11-08 23:30:56,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:30:56,775 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:30:56,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i [2024-11-08 23:30:56,794 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/13300ebad/5f1c9cacd92b4685be0dd614e8ad1415/FLAG3195e171d [2024-11-08 23:30:57,010 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/13300ebad/5f1c9cacd92b4685be0dd614e8ad1415 [2024-11-08 23:30:57,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:30:57,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:30:57,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:57,018 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:30:57,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:30:57,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eed2eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57, skipping insertion in model container [2024-11-08 23:30:57,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,086 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:30:57,346 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i[915,928] [2024-11-08 23:30:57,450 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:57,476 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:30:57,498 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i[915,928] [2024-11-08 23:30:57,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:30:57,567 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:30:57,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57 WrapperNode [2024-11-08 23:30:57,567 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:30:57,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:57,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:30:57,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:30:57,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,626 INFO L138 Inliner]: procedures = 26, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-11-08 23:30:57,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:30:57,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:30:57,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:30:57,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:30:57,646 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,648 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:30:57,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:30:57,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:30:57,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:30:57,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:30:57" (1/1) ... [2024-11-08 23:30:57,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:30:57,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:30:57,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:30:57,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:30:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:30:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:30:57,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:30:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:30:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:30:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:30:57,872 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:30:57,875 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:30:58,250 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 23:30:58,251 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:30:58,439 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:30:58,439 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:30:58,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:58 BoogieIcfgContainer [2024-11-08 23:30:58,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:30:58,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:30:58,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:30:58,456 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:30:58,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:58" (1/1) ... [2024-11-08 23:30:58,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:30:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:30:58,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-08 23:30:58,531 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-08 23:30:58,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:30:58,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:30:58,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:30:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:58,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:30:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:59,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:30:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:30:59,334 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:30:59,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:30:59 ImpRootNode [2024-11-08 23:30:59,419 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:30:59,419 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:30:59,420 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:30:59,420 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:30:59,421 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:30:58" (3/4) ... [2024-11-08 23:30:59,423 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:30:59,425 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:30:59,426 INFO L158 Benchmark]: Toolchain (without parser) took 2410.38ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 102.7MB in the beginning and 87.7MB in the end (delta: 15.0MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2024-11-08 23:30:59,427 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 136.3MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:59,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 550.06ms. Allocated memory is still 136.3MB. Free memory was 102.3MB in the beginning and 87.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:30:59,428 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.08ms. Allocated memory is still 136.3MB. Free memory was 87.9MB in the beginning and 84.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:30:59,429 INFO L158 Benchmark]: Boogie Preprocessor took 55.09ms. Allocated memory is still 136.3MB. Free memory was 84.8MB in the beginning and 83.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:59,430 INFO L158 Benchmark]: RCFGBuilder took 753.09ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 83.3MB in the beginning and 131.8MB in the end (delta: -48.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2024-11-08 23:30:59,431 INFO L158 Benchmark]: CodeCheck took 975.11ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 87.7MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 23:30:59,431 INFO L158 Benchmark]: Witness Printer took 5.79ms. Allocated memory is still 176.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:30:59,435 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 someBinaryFLOATComparisonOperation at line 95, overapproximation of shiftRight at line 56, overapproximation of someBinaryArithmeticFLOAToperation at line 58. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 16; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 8; [L25] unsigned char var_1_4 = 8; [L26] unsigned char var_1_5 = 32; [L27] unsigned char var_1_6 = 0; [L28] unsigned char var_1_7 = 1; [L29] float var_1_8 = 1.8; [L30] float var_1_9 = 9999999999999.75; [L31] float var_1_10 = 8.75; [L32] float var_1_11 = 255.75; [L33] unsigned short int var_1_12 = 10; [L34] unsigned char var_1_13 = 2; [L35] unsigned short int var_1_14 = 4; [L99] isInitial = 1 [L100] FCALL initially() [L101] COND TRUE 1 [L102] FCALL updateLastVariables() [L103] CALL updateVariables() [L67] var_1_2 = __VERIFIER_nondet_uchar() [L68] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L69] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L69] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=8, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L70] var_1_3 = __VERIFIER_nondet_uchar() [L71] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L72] CALL assume_abort_if_not(var_1_3 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_3 <= 127) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=8, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L73] var_1_4 = __VERIFIER_nondet_uchar() [L74] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L75] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=32, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L76] var_1_5 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L78] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=0, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L79] var_1_6 = __VERIFIER_nondet_uchar() [L80] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L81] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=1, var_1_8=9/5, var_1_9=39999999999999/4] [L82] var_1_7 = __VERIFIER_nondet_uchar() [L83] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_8=9/5, var_1_9=39999999999999/4] [L84] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5, var_1_9=39999999999999/4] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5, var_1_9=39999999999999/4] [L85] var_1_9 = __VERIFIER_nondet_float() [L86] CALL assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not((var_1_9 >= -461168.6018427382800e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=35/4, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L87] var_1_10 = __VERIFIER_nondet_float() [L88] CALL assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not((var_1_10 >= -461168.6018427382800e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=1023/4, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L89] var_1_11 = __VERIFIER_nondet_float() [L90] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=10, var_1_13=2, var_1_14=4, var_1_1=16, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=9/5] [L103] RET updateVariables() [L104] CALL step() [L39] unsigned char stepLocal_0 = var_1_6; [L40] COND TRUE \read(var_1_2) [L41] var_1_1 = (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))) [L53] var_1_12 = 100 [L54] var_1_13 = var_1_3 [L55] var_1_14 = var_1_3 [L56] EXPR var_1_13 >> var_1_3 [L56] COND TRUE (var_1_13 >> var_1_3) <= var_1_5 [L57] COND FALSE !((25 > var_1_13) && var_1_7) [L60] var_1_8 = var_1_9 [L104] RET step() [L105] CALL, EXPR property() [L95] EXPR (var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9))) [L95] EXPR var_1_13 >> var_1_3 [L95] EXPR (var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9))) [L95-L96] return ((((var_1_2 ? (var_1_1 == ((unsigned char) (((((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) > (var_1_5)) ? ((((((var_1_3 + var_1_4)) > (50)) ? ((var_1_3 + var_1_4)) : (50)))) : (var_1_5))))) : ((var_1_6 && var_1_7) ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_7 ? (var_1_1 == ((unsigned char) var_1_5)) : (var_1_1 == ((unsigned char) var_1_3))))) && (((var_1_13 >> var_1_3) <= var_1_5) ? (((25 > var_1_13) && var_1_7) ? (var_1_8 == ((float) (var_1_9 + ((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11)))))) : (var_1_8 == ((float) var_1_9))) : (var_1_8 == ((float) var_1_9)))) && (var_1_12 == ((unsigned short int) 100))) && (var_1_13 == ((unsigned char) var_1_3))) && (var_1_14 == ((unsigned short int) var_1_3)) ; [L105] RET, EXPR property() [L105] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=100, var_1_13=-206, var_1_14=50, var_1_1=50, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=2, var_1_9=2] [L19] reach_error() VAL [isInitial=1, var_1_12=100, var_1_13=-206, var_1_14=50, var_1_1=50, var_1_2=1, var_1_3=-206, var_1_4=0, var_1_5=50, var_1_6=1, var_1_7=0, var_1_8=2, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 136.3MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 550.06ms. Allocated memory is still 136.3MB. Free memory was 102.3MB in the beginning and 87.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.08ms. Allocated memory is still 136.3MB. Free memory was 87.9MB in the beginning and 84.8MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.09ms. Allocated memory is still 136.3MB. Free memory was 84.8MB in the beginning and 83.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 753.09ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 83.3MB in the beginning and 131.8MB in the end (delta: -48.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 975.11ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 87.7MB in the end (delta: 44.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 5.79ms. Allocated memory is still 176.2MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:30:59,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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 956617101c79c6f029a06073d0a85a067e22e0a60f0cb52c3d901f55768b03ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:02,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:02,166 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:31:02,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:02,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:02,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:02,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:02,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:02,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:02,219 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:02,219 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:31:02,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:31:02,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:02,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:02,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:02,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:02,222 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:31:02,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:31:02,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:02,228 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:31:02,228 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:31:02,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:02,230 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:02,234 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:02,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:02,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:02,235 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:02,236 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:31:02,236 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:02,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:02,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:02,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:02,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:02,241 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:31:02,242 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:02,243 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:31:02,243 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 956617101c79c6f029a06073d0a85a067e22e0a60f0cb52c3d901f55768b03ba [2024-11-08 23:31:02,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:02,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:02,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:02,878 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:02,879 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:02,881 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i Unable to find full path for "g++" [2024-11-08 23:31:05,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:05,614 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:05,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i [2024-11-08 23:31:05,626 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/e8255d5a1/5aa7b90c74064aa0ab07865c09bcdc4b/FLAG6b5b3300a [2024-11-08 23:31:05,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/data/e8255d5a1/5aa7b90c74064aa0ab07865c09bcdc4b [2024-11-08 23:31:05,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:05,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:05,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:05,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:05,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:05,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:05" (1/1) ... [2024-11-08 23:31:05,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c70e877 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:05, skipping insertion in model container [2024-11-08 23:31:05,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:05" (1/1) ... [2024-11-08 23:31:05,693 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:05,900 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i[915,928] [2024-11-08 23:31:05,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:05,993 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:06,009 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_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-71.i[915,928] [2024-11-08 23:31:06,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:06,060 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:06,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06 WrapperNode [2024-11-08 23:31:06,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:06,063 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:06,063 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:06,063 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:06,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,114 INFO L138 Inliner]: procedures = 27, calls = 28, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2024-11-08 23:31:06,114 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:06,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:06,116 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:06,116 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:06,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,132 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,133 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,180 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,182 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,186 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:06,187 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:06,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:06,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:06,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:06" (1/1) ... [2024-11-08 23:31:06,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:06,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:06,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:06,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:31:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:31:06,323 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:31:06,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:06,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:31:06,467 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:31:06,470 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:31:06,946 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-08 23:31:06,946 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:31:07,110 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:31:07,110 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:31:07,111 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:07 BoogieIcfgContainer [2024-11-08 23:31:07,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:31:07,112 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:31:07,112 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:31:07,124 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:31:07,124 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:31:07" (1/1) ... [2024-11-08 23:31:07,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:31:07,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:31:07,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2024-11-08 23:31:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2024-11-08 23:31:07,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:31:07,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:31:07,212 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:31:07,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:31:07,214 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:31:07,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b2b2c70-62ba-4aa0-858a-1ee99ae98e62/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:31:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:07,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:31:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:31:08,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:31:08,356 INFO L278 TraceCheckSpWp]: Computing forward predicates...