./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_4+newton_1_8.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_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/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_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/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_c52eb3dd-aad6-43eb-af53-50973226a0f6/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 30996e3a95d093576f36103779b690855817d5b6444d2c5828f5d0db503b2e4f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:52:53,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:52:53,821 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:52:53,828 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:52:53,832 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:52:53,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:52:53,873 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:52:53,873 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:52:53,874 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:52:53,876 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:52:53,877 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:52:53,878 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:52:53,878 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:52:53,879 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:52:53,879 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:52:53,879 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:52:53,880 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:52:53,884 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:52:53,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:52:53,885 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:52:53,885 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:52:53,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:52:53,887 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:52:53,889 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:52:53,890 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:52:53,890 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:52:53,891 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:52:53,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:53,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:52:53,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:52:53,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:52:53,892 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:52:53,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:52:53,893 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30996e3a95d093576f36103779b690855817d5b6444d2c5828f5d0db503b2e4f [2024-11-09 00:52:54,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:52:54,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:52:54,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:52:54,192 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:52:54,192 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:52:54,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_4+newton_1_8.i Unable to find full path for "g++" [2024-11-09 00:52:56,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:52:56,469 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:52:56,470 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i [2024-11-09 00:52:56,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/a2110a2a1/723be5e8fa22465883ff71f87b168d29/FLAGb90e5f8e0 [2024-11-09 00:52:56,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/a2110a2a1/723be5e8fa22465883ff71f87b168d29 [2024-11-09 00:52:56,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:52:56,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:52:56,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:56,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:52:56,518 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:52:56,519 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ad7969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56, skipping insertion in model container [2024-11-09 00:52:56,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:52:56,782 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[1224,1237] [2024-11-09 00:52:56,810 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[2806,2819] [2024-11-09 00:52:56,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:56,822 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:52:56,836 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[1224,1237] [2024-11-09 00:52:56,847 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[2806,2819] [2024-11-09 00:52:56,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:52:56,866 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:52:56,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56 WrapperNode [2024-11-09 00:52:56,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:52:56,868 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:56,868 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:52:56,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:52:56,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,912 INFO L138 Inliner]: procedures = 27, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 79 [2024-11-09 00:52:56,916 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:52:56,917 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:52:56,917 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:52:56,917 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:52:56,928 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,940 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,945 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:52:56,946 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:52:56,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:52:56,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:52:56,947 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:52:56" (1/1) ... [2024-11-09 00:52:56,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:52:56,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:52:56,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:52:56,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:52:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:52:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:52:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:52:57,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:52:57,018 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:52:57,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:52:57,097 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:52:57,099 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:52:57,274 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-09 00:52:57,274 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:52:57,359 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:52:57,360 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:52:57,360 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:57 BoogieIcfgContainer [2024-11-09 00:52:57,360 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:52:57,361 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:52:57,362 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:52:57,373 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:52:57,373 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:57" (1/1) ... [2024-11-09 00:52:57,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:52:57,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:52:57,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-09 00:52:57,456 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-09 00:52:57,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:52:57,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:52:57,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:52:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:57,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:57,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:57,652 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:52:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:52:57,676 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:52:57,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:52:57 ImpRootNode [2024-11-09 00:52:57,700 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:52:57,701 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:52:57,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:52:57,705 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:52:57,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:52:57" (3/4) ... [2024-11-09 00:52:57,709 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:52:57,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:52:57,711 INFO L158 Benchmark]: Toolchain (without parser) took 1200.14ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 105.2MB in the beginning and 162.3MB in the end (delta: -57.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:57,711 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:57,712 INFO L158 Benchmark]: CACSL2BoogieTranslator took 354.97ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 91.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:57,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.11ms. Allocated memory is still 146.8MB. Free memory was 91.4MB in the beginning and 89.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:57,713 INFO L158 Benchmark]: Boogie Preprocessor took 28.27ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 88.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:57,714 INFO L158 Benchmark]: RCFGBuilder took 414.77ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 72.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:52:57,715 INFO L158 Benchmark]: CodeCheck took 338.84ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 72.5MB in the beginning and 163.3MB in the end (delta: -90.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:52:57,715 INFO L158 Benchmark]: Witness Printer took 8.91ms. Allocated memory is still 197.1MB. Free memory was 163.3MB in the beginning and 162.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:52:57,719 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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: 109]: 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 98, overapproximation of someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 87. Possible FailurePath: [L115] COND FALSE !(__VERIFIER_nondet_int()) [L118] CALL main2() [L97] float IN = __VERIFIER_nondet_float(); [L98] CALL assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L82] COND FALSE !(!cond) [L98] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L100] CALL, EXPR f(IN) [L87] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L100] RET, EXPR f(IN) [L100] CALL, EXPR fp(IN) [L92] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L100] RET, EXPR fp(IN) [L100] float x = IN - f(IN)/fp(IN); [L108] COND TRUE !(x < 0.1) [L109] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 146.8MB. Free memory is still 93.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 354.97ms. Allocated memory is still 146.8MB. Free memory was 105.2MB in the beginning and 91.4MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.11ms. Allocated memory is still 146.8MB. Free memory was 91.4MB in the beginning and 89.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.27ms. Allocated memory is still 146.8MB. Free memory was 89.7MB in the beginning and 88.4MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 414.77ms. Allocated memory is still 146.8MB. Free memory was 88.4MB in the beginning and 72.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 338.84ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 72.5MB in the beginning and 163.3MB in the end (delta: -90.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 8.91ms. Allocated memory is still 197.1MB. Free memory was 163.3MB in the beginning and 162.3MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:52:57,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/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_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/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_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_4+newton_1_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/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_c52eb3dd-aad6-43eb-af53-50973226a0f6/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 30996e3a95d093576f36103779b690855817d5b6444d2c5828f5d0db503b2e4f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:53:00,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:53:00,381 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:53:00,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:53:00,428 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:53:00,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:53:00,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:53:00,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:53:00,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:53:00,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:53:00,432 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:53:00,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:53:00,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:53:00,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:53:00,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:53:00,436 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:53:00,436 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:53:00,436 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:53:00,437 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:53:00,437 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:53:00,437 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:53:00,441 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:53:00,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:53:00,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:53:00,442 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:53:00,442 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:53:00,443 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:00,443 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:53:00,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:53:00,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:53:00,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:53:00,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:53:00,446 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:53:00,446 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:53:00,446 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:00,447 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:53:00,448 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30996e3a95d093576f36103779b690855817d5b6444d2c5828f5d0db503b2e4f [2024-11-09 00:53:00,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:53:00,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:53:00,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:53:00,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:53:00,893 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:53:00,894 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/gcd_4+newton_1_8.i Unable to find full path for "g++" [2024-11-09 00:53:02,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:53:03,212 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:53:03,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i [2024-11-09 00:53:03,229 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/b6e365542/200f491f49004aff9c7247daed29659a/FLAG579623dd8 [2024-11-09 00:53:03,575 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/data/b6e365542/200f491f49004aff9c7247daed29659a [2024-11-09 00:53:03,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:53:03,579 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:53:03,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:53:03,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:53:03,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:53:03,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:03,589 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dadcb87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03, skipping insertion in model container [2024-11-09 00:53:03,589 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:03,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:53:03,856 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[1224,1237] [2024-11-09 00:53:03,888 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[2806,2819] [2024-11-09 00:53:03,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:53:03,906 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:53:03,920 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[1224,1237] [2024-11-09 00:53:03,939 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_c52eb3dd-aad6-43eb-af53-50973226a0f6/sv-benchmarks/c/combinations/gcd_4+newton_1_8.i[2806,2819] [2024-11-09 00:53:03,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:53:03,964 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:53:03,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03 WrapperNode [2024-11-09 00:53:03,965 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:53:03,966 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:53:03,966 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:53:03,967 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:53:03,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:03,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,008 INFO L138 Inliner]: procedures = 28, calls = 24, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 76 [2024-11-09 00:53:04,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:53:04,009 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:53:04,009 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:53:04,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:53:04,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,049 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:53:04,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:53:04,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:53:04,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:53:04,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:53:03" (1/1) ... [2024-11-09 00:53:04,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:53:04,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:53:04,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:53:04,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:53:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:53:04,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:53:04,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:53:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:53:04,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:53:04,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:53:04,222 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:53:04,225 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:53:26,043 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:53:26,043 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:53:26,119 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:53:26,120 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:53:26,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:53:26 BoogieIcfgContainer [2024-11-09 00:53:26,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:53:26,122 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:53:26,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:53:26,133 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:53:26,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:53:26" (1/1) ... [2024-11-09 00:53:26,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:53:26,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:53:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-09 00:53:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-09 00:53:26,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:53:26,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:53:26,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:53:26,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:53:26,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:53:26,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c52eb3dd-aad6-43eb-af53-50973226a0f6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process