./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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 b3e6d6197033d1263350baa937a3f4840980ed64c6f14711d69f2cfe01c9814f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:24,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:24,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:20:24,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:20:24,475 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:20:24,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:24,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:24,514 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:24,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:24,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:24,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:24,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:24,518 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:20:24,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:20:24,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:20:24,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:24,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:24,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:24,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:24,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:24,525 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:20:24,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:24,525 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:24,526 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:24,526 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:24,526 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:24,526 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:24,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:24,527 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:24,527 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:24,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:24,528 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:20:24,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:20:24,528 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e6d6197033d1263350baa937a3f4840980ed64c6f14711d69f2cfe01c9814f [2024-11-08 22:20:24,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:24,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:24,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:24,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:24,892 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:24,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i Unable to find full path for "g++" [2024-11-08 22:20:26,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:27,103 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:27,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i [2024-11-08 22:20:27,111 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/cb802fc7c/54a2f20234924cbf85bd37a5df3a101f/FLAGceb250c3b [2024-11-08 22:20:27,459 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/cb802fc7c/54a2f20234924cbf85bd37a5df3a101f [2024-11-08 22:20:27,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:27,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:27,465 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:27,466 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:27,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:27,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,479 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120bb6bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27, skipping insertion in model container [2024-11-08 22:20:27,479 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:27,703 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-08 22:20:27,737 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-08 22:20:27,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:27,749 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:27,762 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-08 22:20:27,774 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-08 22:20:27,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:27,801 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:27,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27 WrapperNode [2024-11-08 22:20:27,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:27,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:27,803 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:27,803 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:27,811 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,825 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,881 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-08 22:20:27,885 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:27,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:27,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:27,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:27,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,918 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:27,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:27,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:27,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:27,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:27" (1/1) ... [2024-11-08 22:20:27,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:27,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:27,967 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:27,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:28,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:20:28,003 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:28,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:28,091 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:28,096 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:28,342 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:28,342 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:28,418 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:28,418 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:28,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:28 BoogieIcfgContainer [2024-11-08 22:20:28,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:28,420 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:28,420 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:28,431 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:28,432 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:28" (1/1) ... [2024-11-08 22:20:28,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:28,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:28,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 22:20:28,501 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 22:20:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:20:28,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:28,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:20:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:28,599 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:28,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:20:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:20:28,680 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:20:28,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:20:28 ImpRootNode [2024-11-08 22:20:28,701 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:20:28,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:20:28,702 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:20:28,702 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:20:28,704 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:28" (3/4) ... [2024-11-08 22:20:28,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:20:28,711 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:20:28,712 INFO L158 Benchmark]: Toolchain (without parser) took 1247.72ms. Allocated memory is still 157.3MB. Free memory was 129.3MB in the beginning and 96.5MB in the end (delta: 32.7MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2024-11-08 22:20:28,712 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:28,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.94ms. Allocated memory is still 157.3MB. Free memory was 129.0MB in the beginning and 129.1MB in the end (delta: -64.0kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-08 22:20:28,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.68ms. Allocated memory is still 157.3MB. Free memory was 129.1MB in the beginning and 126.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:20:28,717 INFO L158 Benchmark]: Boogie Preprocessor took 36.65ms. Allocated memory is still 157.3MB. Free memory was 126.8MB in the beginning and 125.9MB in the end (delta: 872.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:28,718 INFO L158 Benchmark]: RCFGBuilder took 496.11ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 109.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:20:28,720 INFO L158 Benchmark]: CodeCheck took 281.12ms. Allocated memory is still 157.3MB. Free memory was 108.1MB in the beginning and 96.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:20:28,720 INFO L158 Benchmark]: Witness Printer took 9.28ms. Allocated memory is still 157.3MB. Free memory was 96.6MB in the beginning and 96.5MB in the end (delta: 107.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:20:28,726 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, 17 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 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: 102]: 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 91, overapproximation of someBinaryDOUBLEComparisonOperation at line 101, overapproximation of someBinaryArithmeticFLOAToperation at line 80. Possible FailurePath: [L108] COND FALSE !(__VERIFIER_nondet_int()) [L111] CALL main2() [L90] float IN = __VERIFIER_nondet_float(); [L91] CALL assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L75] COND FALSE !(!cond) [L91] RET assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L93] CALL, EXPR f(IN) [L80] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L93] RET, EXPR f(IN) [L93] CALL, EXPR fp(IN) [L85] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L93] RET, EXPR fp(IN) [L93] float x = IN - f(IN)/fp(IN); [L101] COND TRUE !(x < 0.1) [L102] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 85.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.94ms. Allocated memory is still 157.3MB. Free memory was 129.0MB in the beginning and 129.1MB in the end (delta: -64.0kB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.68ms. Allocated memory is still 157.3MB. Free memory was 129.1MB in the beginning and 126.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.65ms. Allocated memory is still 157.3MB. Free memory was 126.8MB in the beginning and 125.9MB in the end (delta: 872.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 496.11ms. Allocated memory is still 157.3MB. Free memory was 125.9MB in the beginning and 109.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 281.12ms. Allocated memory is still 157.3MB. Free memory was 108.1MB in the beginning and 96.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 9.28ms. Allocated memory is still 157.3MB. Free memory was 96.6MB in the beginning and 96.5MB in the end (delta: 107.2kB). 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 22:20:28,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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 b3e6d6197033d1263350baa937a3f4840980ed64c6f14711d69f2cfe01c9814f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:20:31,204 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:20:31,317 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:20:31,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:20:31,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:20:31,368 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:20:31,369 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:20:31,369 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:20:31,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:20:31,370 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:20:31,370 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:20:31,371 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:20:31,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:20:31,372 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:20:31,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:20:31,372 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:20:31,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:20:31,373 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:20:31,373 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:20:31,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:20:31,375 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:20:31,375 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:20:31,376 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:20:31,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:20:31,377 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:20:31,377 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:20:31,377 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:31,378 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:20:31,378 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:20:31,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:31,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:20:31,379 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:20:31,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:20:31,380 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:20:31,380 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:31,380 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:20:31,381 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e6d6197033d1263350baa937a3f4840980ed64c6f14711d69f2cfe01c9814f [2024-11-08 22:20:31,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:20:31,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:20:31,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:20:31,792 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:20:31,794 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:20:31,795 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i Unable to find full path for "g++" [2024-11-08 22:20:33,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:20:34,154 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:20:34,155 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i [2024-11-08 22:20:34,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/4f0a80a73/eb48098fe0ec4e1489772bf33ce7856a/FLAG9a8e8ee9f [2024-11-08 22:20:34,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/data/4f0a80a73/eb48098fe0ec4e1489772bf33ce7856a [2024-11-08 22:20:34,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:20:34,189 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:20:34,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:34,190 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:20:34,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:20:34,195 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,196 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef93861 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34, skipping insertion in model container [2024-11-08 22:20:34,196 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,221 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:20:34,468 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-08 22:20:34,514 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-08 22:20:34,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:34,539 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:20:34,561 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-08 22:20:34,584 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_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-08 22:20:34,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:20:34,624 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:20:34,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34 WrapperNode [2024-11-08 22:20:34,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:20:34,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:34,626 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:20:34,626 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:20:34,634 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,685 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-08 22:20:34,686 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:20:34,688 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:20:34,688 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:20:34,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:20:34,699 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,740 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:20:34,741 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:20:34,741 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:20:34,741 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:20:34,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:20:34" (1/1) ... [2024-11-08 22:20:34,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:20:34,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:20:34,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:20:34,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:20:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:20:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:20:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:20:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:20:34,927 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:20:34,929 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:20:57,028 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-08 22:20:57,029 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:20:57,122 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:20:57,122 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:20:57,123 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:57 BoogieIcfgContainer [2024-11-08 22:20:57,123 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:20:57,124 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:20:57,124 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:20:57,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:20:57,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:20:57" (1/1) ... [2024-11-08 22:20:57,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:20:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:20:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-08 22:20:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-08 22:20:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 22:20:57,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:20:57,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:20:57,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:20:57,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:20:57,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4fe4854-e894-47d2-b3d0-c346a64ea2f4/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:27:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:40,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:31:16,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat