./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-buckets-2.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_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/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_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-buckets-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/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_a3314e8d-cc64-448f-a641-06df81654376/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 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:30:39,846 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:30:39,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:30:39,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:30:39,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:30:40,004 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:30:40,005 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:30:40,006 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:30:40,007 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:30:40,008 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:30:40,008 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:30:40,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:30:40,009 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:30:40,010 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:30:40,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:30:40,010 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:30:40,011 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:30:40,014 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:30:40,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:30:40,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:30:40,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:30:40,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:30:40,017 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:30:40,017 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:30:40,018 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:30:40,018 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:30:40,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:30:40,019 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:30:40,019 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:30:40,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:30:40,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:30:40,020 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:30:40,024 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:30:40,025 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_a3314e8d-cc64-448f-a641-06df81654376/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a4c2149f6fe1f453f0ff04220f5041f2227f6654d0fa84d48205415ce284fcb [2024-11-08 19:30:40,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:30:40,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:30:40,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:30:40,308 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:30:40,308 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:30:40,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/forester-heap/sll-buckets-2.i Unable to find full path for "g++" [2024-11-08 19:30:42,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:30:42,601 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:30:42,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i [2024-11-08 19:30:42,632 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/data/1dba9ec72/09003b8fe4e44ecaa2660b8799912df1/FLAG5d787dab8 [2024-11-08 19:30:42,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/data/1dba9ec72/09003b8fe4e44ecaa2660b8799912df1 [2024-11-08 19:30:42,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:30:42,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:30:42,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:30:42,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:30:42,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:30:42,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:30:42" (1/1) ... [2024-11-08 19:30:42,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16b3cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:42, skipping insertion in model container [2024-11-08 19:30:42,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:30:42" (1/1) ... [2024-11-08 19:30:42,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:30:43,112 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-11-08 19:30:43,118 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-11-08 19:30:43,121 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-11-08 19:30:43,125 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-11-08 19:30:43,126 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-11-08 19:30:43,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:30:43,140 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:30:43,181 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22663,22676] [2024-11-08 19:30:43,182 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22734,22747] [2024-11-08 19:30:43,184 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[22862,22875] [2024-11-08 19:30:43,188 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23275,23288] [2024-11-08 19:30:43,189 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_a3314e8d-cc64-448f-a641-06df81654376/sv-benchmarks/c/forester-heap/sll-buckets-2.i[23364,23377] [2024-11-08 19:30:43,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:30:43,227 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:30:43,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43 WrapperNode [2024-11-08 19:30:43,228 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:30:43,229 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:30:43,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:30:43,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:30:43,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,256 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,296 INFO L138 Inliner]: procedures = 119, calls = 42, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 145 [2024-11-08 19:30:43,296 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:30:43,297 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:30:43,297 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:30:43,297 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:30:43,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,336 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,349 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:30:43,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:30:43,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:30:43,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:30:43,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:30:43" (1/1) ... [2024-11-08 19:30:43,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:30:43,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:30:43,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:30:43,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:30:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 19:30:43,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 19:30:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 19:30:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:30:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 19:30:43,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 19:30:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 19:30:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:30:43,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:30:43,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:30:43,620 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:30:43,623 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:30:43,958 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 19:30:43,958 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:30:44,089 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:30:44,089 INFO L316 CfgBuilder]: Removed 13 assume(true) statements. [2024-11-08 19:30:44,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:44 BoogieIcfgContainer [2024-11-08 19:30:44,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:30:44,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:30:44,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:30:44,102 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:30:44,103 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:44" (1/1) ... [2024-11-08 19:30:44,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:30:44,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:44,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2024-11-08 19:30:44,175 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2024-11-08 19:30:44,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 19:30:44,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:44,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:44,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2024-11-08 19:30:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2024-11-08 19:30:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:30:44,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:45,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:45,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:45,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2024-11-08 19:30:45,138 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2024-11-08 19:30:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:30:45,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:45,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:45,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:45,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-11-08 19:30:45,376 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-11-08 19:30:45,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 19:30:45,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:45,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:45,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:45,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:45,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:45,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 43 states and 58 transitions. [2024-11-08 19:30:45,473 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2024-11-08 19:30:45,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:30:45,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:45,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:45,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:45,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:45,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-08 19:30:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-08 19:30:45,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 19:30:45,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:45,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:46,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:46,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:46,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2024-11-08 19:30:46,899 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2024-11-08 19:30:46,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 19:30:46,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:46,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:47,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:48,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:48,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 95 transitions. [2024-11-08 19:30:48,155 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 95 transitions. [2024-11-08 19:30:48,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 19:30:48,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:48,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:49,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 114 transitions. [2024-11-08 19:30:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 114 transitions. [2024-11-08 19:30:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:30:49,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:49,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:50,074 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:30:50,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 78 states and 129 transitions. [2024-11-08 19:30:50,774 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 129 transitions. [2024-11-08 19:30:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:30:50,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:50,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:52,954 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:30:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:30:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 90 states and 162 transitions. [2024-11-08 19:30:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 162 transitions. [2024-11-08 19:30:57,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 19:30:57,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:30:57,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:30:57,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:30:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:31:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 100 states and 189 transitions. [2024-11-08 19:31:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 189 transitions. [2024-11-08 19:31:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:31:03,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:03,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:03,246 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:31:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 100 states and 188 transitions. [2024-11-08 19:31:03,263 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 188 transitions. [2024-11-08 19:31:03,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 19:31:03,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:03,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:03,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:03,365 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 19:31:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 102 states and 192 transitions. [2024-11-08 19:31:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 192 transitions. [2024-11-08 19:31:04,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 19:31:04,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:04,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:04,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 19:31:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 105 states and 195 transitions. [2024-11-08 19:31:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 195 transitions. [2024-11-08 19:31:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 19:31:04,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:04,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:04,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:31:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-08 19:31:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:31:05,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 107 states and 199 transitions. [2024-11-08 19:31:05,337 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 199 transitions. [2024-11-08 19:31:05,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 19:31:05,337 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:31:05,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:31:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:05,385 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:05,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:31:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:31:06,342 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 16 iterations. [2024-11-08 19:31:06,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:31:06 ImpRootNode [2024-11-08 19:31:06,393 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:31:06,394 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:31:06,395 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:31:06,396 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:31:06,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:30:44" (3/4) ... [2024-11-08 19:31:06,398 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 19:31:06,462 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:31:06,462 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:31:06,463 INFO L158 Benchmark]: Toolchain (without parser) took 23810.99ms. Allocated memory was 134.2MB in the beginning and 358.6MB in the end (delta: 224.4MB). Free memory was 92.0MB in the beginning and 198.0MB in the end (delta: -106.0MB). Peak memory consumption was 120.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,463 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:06,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 574.57ms. Allocated memory is still 134.2MB. Free memory was 91.7MB in the beginning and 70.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,464 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.25ms. Allocated memory is still 134.2MB. Free memory was 70.7MB in the beginning and 68.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,464 INFO L158 Benchmark]: Boogie Preprocessor took 61.00ms. Allocated memory is still 134.2MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:31:06,465 INFO L158 Benchmark]: RCFGBuilder took 731.41ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 151.3MB in the end (delta: -84.7MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,465 INFO L158 Benchmark]: CodeCheck took 22302.68ms. Allocated memory was 197.1MB in the beginning and 358.6MB in the end (delta: 161.5MB). Free memory was 151.3MB in the beginning and 201.2MB in the end (delta: -49.9MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,466 INFO L158 Benchmark]: Witness Printer took 68.53ms. Allocated memory is still 358.6MB. Free memory was 201.2MB in the beginning and 198.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:31:06,472 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 1 procedures, 40 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 22.2s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1859 SdHoareTripleChecker+Valid, 9.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 809 mSDsluCounter, 1480 SdHoareTripleChecker+Invalid, 8.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 963 mSDsCounter, 479 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2459 IncrementalHoareTripleChecker+Invalid, 2938 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 479 mSolverCounterUnsat, 517 mSDtfsCounter, 2459 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2007 GetRequests, 1839 SyntacticMatches, 4 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9985 ImplicationChecksByTransitivity, 14.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 234 NumberOfCodeBlocks, 234 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 196 ConstructedInterpolants, 0 QuantifiedInterpolants, 2179 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 8 PerfectInterpolantSequences, 31/46 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 - CounterExampleResult [Line: 1061]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1004] BCK* bucket = malloc(sizeof(BCK)); [L1005] bucket->data = 0 [L1006] bucket->list = ((void*)0) [L1008] bucket->next = malloc(sizeof(BCK)) [L1009] EXPR bucket->next [L1009] BCK* bcki = bucket->next; [L1010] bcki->data = 1 [L1011] bcki->list = ((void*)0) [L1013] bcki->next = malloc(sizeof(BCK)) [L1014] EXPR bcki->next [L1014] bcki = bcki->next [L1015] bcki->data = 2 [L1016] bcki->list = ((void*)0) [L1017] bcki->next = ((void*)0) [L1019] struct TSLL* item = ((void*)0); [L1020] struct TSLL* itr = ((void*)0); VAL [bucket={-3:0}] [L1021] COND TRUE __VERIFIER_nondet_int() [L1023] item = malloc(sizeof(SLL)) [L1024] item->next = ((void*)0) [L1025] COND TRUE __VERIFIER_nondet_int() [L1026] item->data = 0 [L1032] bcki = bucket VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1034] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1035] COND FALSE !(!(item != ((void*)0))) VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1036] EXPR bcki->data [L1036] EXPR item->data VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1036] COND FALSE !(bcki->data != item->data) [L1038] COND FALSE !(!(bcki != ((void*)0))) VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1040] EXPR bcki->list VAL [bcki={-3:0}, bucket={-3:0}, item={10221:0}] [L1040] COND TRUE bcki->list == ((void*)0) [L1041] bcki->list = item VAL [bucket={-3:0}] [L1021] COND FALSE !(__VERIFIER_nondet_int()) [L1052] bcki = bucket VAL [bcki={-3:0}] [L1053] COND FALSE !(bcki != ((void*)0)) VAL [bcki={-3:0}] [L1053] COND TRUE bcki != ((void*)0) [L1055] EXPR bcki->list [L1055] item = bcki->list [L1056] bcki->list = ((void*)0) VAL [bcki={-3:0}, item={10221:0}] [L1057] COND FALSE !(item != ((void*)0)) VAL [bcki={-3:0}, item={10221:0}] [L1057] COND TRUE item != ((void*)0) [L1059] itr = item [L1060] EXPR item->next [L1060] item = item->next [L1061] EXPR itr->data [L1061] EXPR bcki->data VAL [bcki={-3:0}, item={0:0}, itr={10221:0}] [L1061] COND TRUE !(itr->data != bcki->data) [L1061] reach_error() VAL [bcki={-3:0}, item={0:0}, itr={10221:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 574.57ms. Allocated memory is still 134.2MB. Free memory was 91.7MB in the beginning and 70.8MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.25ms. Allocated memory is still 134.2MB. Free memory was 70.7MB in the beginning and 68.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.00ms. Allocated memory is still 134.2MB. Free memory was 68.3MB in the beginning and 66.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 731.41ms. Allocated memory was 134.2MB in the beginning and 197.1MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 151.3MB in the end (delta: -84.7MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * CodeCheck took 22302.68ms. Allocated memory was 197.1MB in the beginning and 358.6MB in the end (delta: 161.5MB). Free memory was 151.3MB in the beginning and 201.2MB in the end (delta: -49.9MB). Peak memory consumption was 111.5MB. Max. memory is 16.1GB. * Witness Printer took 68.53ms. Allocated memory is still 358.6MB. Free memory was 201.2MB in the beginning and 198.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 19:31:06,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3314e8d-cc64-448f-a641-06df81654376/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 Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE