./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-regression/test05.c --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_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/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_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-regression/test05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/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_855fbfde-2e27-44cf-9696-8cc3b5222996/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 fc3b64420d7066ddae343a06976c60db80b11c9064160fc3a579002ff9231727 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:29:17,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:29:18,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:29:18,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:29:18,021 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:29:18,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:29:18,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:29:18,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:29:18,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:29:18,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:29:18,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:29:18,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:29:18,060 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:29:18,061 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:29:18,062 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:29:18,062 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:29:18,063 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:29:18,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:29:18,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:29:18,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:29:18,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:29:18,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:29:18,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:29:18,069 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:29:18,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:29:18,070 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:29:18,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:29:18,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:18,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:29:18,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:29:18,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:29:18,072 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:29:18,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:29:18,073 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_855fbfde-2e27-44cf-9696-8cc3b5222996/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc3b64420d7066ddae343a06976c60db80b11c9064160fc3a579002ff9231727 [2024-11-09 00:29:18,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:29:18,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:29:18,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:29:18,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:29:18,418 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:29:18,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/ldv-regression/test05.c Unable to find full path for "g++" [2024-11-09 00:29:20,378 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:29:20,549 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:29:20,550 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/sv-benchmarks/c/ldv-regression/test05.c [2024-11-09 00:29:20,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/data/3a3ddd530/589a61116f3c4b51846b652bc1f5ccb2/FLAGf9a576cf1 [2024-11-09 00:29:20,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/data/3a3ddd530/589a61116f3c4b51846b652bc1f5ccb2 [2024-11-09 00:29:20,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:29:20,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:29:20,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:20,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:29:20,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:29:20,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2819ba57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20, skipping insertion in model container [2024-11-09 00:29:20,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,603 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:29:20,820 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_855fbfde-2e27-44cf-9696-8cc3b5222996/sv-benchmarks/c/ldv-regression/test05.c[710,723] [2024-11-09 00:29:20,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:20,837 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:29:20,859 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_855fbfde-2e27-44cf-9696-8cc3b5222996/sv-benchmarks/c/ldv-regression/test05.c[710,723] [2024-11-09 00:29:20,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:29:20,878 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:29:20,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20 WrapperNode [2024-11-09 00:29:20,879 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:29:20,880 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:20,880 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:29:20,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:29:20,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,924 INFO L138 Inliner]: procedures = 16, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 90 [2024-11-09 00:29:20,924 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:29:20,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:29:20,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:29:20,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:29:20,934 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,934 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,936 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,941 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,943 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,948 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:29:20,949 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:29:20,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:29:20,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:29:20,950 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:29:20" (1/1) ... [2024-11-09 00:29:20,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:29:20,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:29:20,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:29:20,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:29:21,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:29:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:29:21,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:29:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:29:21,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:29:21,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:29:21,031 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:29:21,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:29:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:29:21,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:29:21,152 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:29:21,155 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:29:21,452 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-09 00:29:21,452 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:29:21,632 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:29:21,636 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:29:21,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:21 BoogieIcfgContainer [2024-11-09 00:29:21,636 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:29:21,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:29:21,638 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:29:21,649 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:29:21,650 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:21" (1/1) ... [2024-11-09 00:29:21,661 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:29:21,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-09 00:29:21,712 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-09 00:29:21,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:29:21,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:21,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:21,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:22,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:22,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:22,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 7 states and 6 transitions. [2024-11-09 00:29:22,589 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 6 transitions. [2024-11-09 00:29:22,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:29:22,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:22,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:29:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:23,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:29:23,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:23,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 5 states and 4 transitions. [2024-11-09 00:29:23,941 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 4 transitions. [2024-11-09 00:29:23,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:29:23,942 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 00:29:23,955 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:29:23,979 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:29:23,979 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:29:23,979 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 22 48) the Hoare annotation is: true [2024-11-09 00:29:23,980 INFO L77 FloydHoareUtils]: At program point L40(lines 40 42) the Hoare annotation is: (= |ULTIMATE.start_main_#t~mem12#1| 0) [2024-11-09 00:29:23,980 INFO L77 FloydHoareUtils]: At program point L36(lines 36 38) the Hoare annotation is: (and (= |ULTIMATE.start_main_#t~mem10#1| 1) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |ULTIMATE.start_main_~#p1~0#1.base|) |ULTIMATE.start_main_~#p1~0#1.offset|)) (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_main_~#p1~0#1.base|) |ULTIMATE.start_main_~#p1~0#1.offset|)) 0)) [2024-11-09 00:29:23,981 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 46) no Hoare annotation was computed. [2024-11-09 00:29:23,981 INFO L75 FloydHoareUtils]: For program point main_ERROR#1(line 46) no Hoare annotation was computed. [2024-11-09 00:29:23,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:29:23 ImpRootNode [2024-11-09 00:29:23,993 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:29:23,994 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:29:23,994 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:29:23,994 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:29:23,995 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:29:21" (3/4) ... [2024-11-09 00:29:23,998 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:29:24,006 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-09 00:29:24,007 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-09 00:29:24,008 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:29:24,008 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:29:24,148 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:29:24,148 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:29:24,149 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:29:24,150 INFO L158 Benchmark]: Toolchain (without parser) took 3573.82ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 72.4MB in the beginning and 65.1MB in the end (delta: 7.4MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,150 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:24,152 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.63ms. Allocated memory is still 111.1MB. Free memory was 72.4MB in the beginning and 59.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,152 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.13ms. Allocated memory is still 111.1MB. Free memory was 59.8MB in the beginning and 58.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,156 INFO L158 Benchmark]: Boogie Preprocessor took 23.10ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:29:24,157 INFO L158 Benchmark]: RCFGBuilder took 687.95ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 112.8MB in the end (delta: -55.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,157 INFO L158 Benchmark]: CodeCheck took 2355.72ms. Allocated memory is still 148.9MB. Free memory was 112.2MB in the beginning and 70.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,158 INFO L158 Benchmark]: Witness Printer took 155.00ms. Allocated memory is still 148.9MB. Free memory was 70.3MB in the beginning and 65.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:29:24,161 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 4 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 23 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - PositiveResult [Line: 46]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 111.1MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.63ms. Allocated memory is still 111.1MB. Free memory was 72.4MB in the beginning and 59.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.13ms. Allocated memory is still 111.1MB. Free memory was 59.8MB in the beginning and 58.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.10ms. Allocated memory is still 111.1MB. Free memory was 58.3MB in the beginning and 57.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 687.95ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 57.0MB in the beginning and 112.8MB in the end (delta: -55.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 2355.72ms. Allocated memory is still 148.9MB. Free memory was 112.2MB in the beginning and 70.3MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 155.00ms. Allocated memory is still 148.9MB. Free memory was 70.3MB in the beginning and 65.1MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:29:24,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855fbfde-2e27-44cf-9696-8cc3b5222996/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 Result: TRUE