./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/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_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 16:42:15,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:42:15,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:42:15,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:42:15,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:42:15,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:42:15,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:42:15,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:42:15,803 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:42:15,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:42:15,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:42:15,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:42:15,804 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:42:15,805 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:42:15,805 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:42:15,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:15,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:42:15,806 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 16:42:16,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:42:16,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:42:16,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:42:16,156 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:42:16,156 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:42:16,158 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i Unable to find full path for "g++" [2024-11-13 16:42:18,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:42:18,580 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:42:18,581 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i [2024-11-13 16:42:18,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/a8f588780/e20ef821ec344dbf88d87daacef65610/FLAGaed1ba4f4 [2024-11-13 16:42:18,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/a8f588780/e20ef821ec344dbf88d87daacef65610 [2024-11-13 16:42:18,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:42:18,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:42:18,858 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:18,858 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:42:18,863 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:42:18,864 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:18" (1/1) ... [2024-11-13 16:42:18,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@591bdeee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:18, skipping insertion in model container [2024-11-13 16:42:18,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:18" (1/1) ... [2024-11-13 16:42:18,887 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:42:19,030 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-13 16:42:19,059 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-13 16:42:19,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:19,071 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:42:19,083 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-13 16:42:19,095 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-13 16:42:19,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:19,112 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:42:19,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19 WrapperNode [2024-11-13 16:42:19,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:19,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:19,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:42:19,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:42:19,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,155 INFO L138 Inliner]: procedures = 27, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 86 [2024-11-13 16:42:19,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:19,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:42:19,156 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:42:19,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:42:19,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,167 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,167 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,176 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:42:19,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:42:19,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:42:19,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:42:19,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:19,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:42:19,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:42:19,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:42:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:42:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:42:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:42:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:42:19,344 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:42:19,347 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:42:19,650 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-13 16:42:19,651 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:42:19,780 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:42:19,780 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:42:19,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:19 BoogieIcfgContainer [2024-11-13 16:42:19,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:42:19,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:42:19,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:42:19,794 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:42:19,795 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:19" (1/1) ... [2024-11-13 16:42:19,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:42:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:19,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 16:42:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 16:42:19,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:42:19,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:19,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:42:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:42:20,005 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:42:20,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:42:20,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:42:20,110 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:42:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:42:20,143 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:42:20,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:42:20 ImpRootNode [2024-11-13 16:42:20,170 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:42:20,172 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:42:20,173 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:42:20,174 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:42:20,175 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:19" (3/4) ... [2024-11-13 16:42:20,178 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:42:20,178 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:42:20,180 INFO L158 Benchmark]: Toolchain (without parser) took 1324.83ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 52.4MB in the end (delta: 41.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 16:42:20,180 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:42:20,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.09ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:42:20,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.29ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:42:20,181 INFO L158 Benchmark]: Boogie Preprocessor took 24.30ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.6MB in the end (delta: 774.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:42:20,182 INFO L158 Benchmark]: RCFGBuilder took 600.01ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:42:20,184 INFO L158 Benchmark]: CodeCheck took 388.75ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 52.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:42:20,188 INFO L158 Benchmark]: Witness Printer took 6.24ms. Allocated memory is still 117.4MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:42:20,191 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, 15 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: 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 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.09ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 81.9MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.29ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.30ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.6MB in the end (delta: 774.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 600.01ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 63.8MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 388.75ms. Allocated memory is still 117.4MB. Free memory was 63.8MB in the beginning and 52.4MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.24ms. Allocated memory is still 117.4MB. Free memory is still 52.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:42:20,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/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_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 16:42:22,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:42:23,054 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:42:23,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:42:23,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:42:23,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:42:23,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:42:23,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:42:23,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:42:23,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:42:23,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:42:23,106 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:42:23,107 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:42:23,107 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:42:23,107 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:42:23,107 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:42:23,107 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:42:23,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:42:23,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:23,108 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:42:23,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 16:42:23,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:42:23,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:42:23,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:42:23,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:42:23,436 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:42:23,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/gcd_2+newton_1_5.i Unable to find full path for "g++" [2024-11-13 16:42:25,393 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:42:25,657 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:42:25,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i [2024-11-13 16:42:25,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/0b08addae/7d32a51555194c7cb9f41f367b530545/FLAG37345fc98 [2024-11-13 16:42:25,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/data/0b08addae/7d32a51555194c7cb9f41f367b530545 [2024-11-13 16:42:25,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:42:25,711 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:42:25,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:25,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:42:25,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:42:25,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:25" (1/1) ... [2024-11-13 16:42:25,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d4ce717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:25, skipping insertion in model container [2024-11-13 16:42:25,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:42:25" (1/1) ... [2024-11-13 16:42:25,750 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:42:25,947 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-13 16:42:26,004 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-13 16:42:26,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:26,029 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:42:26,047 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[1226,1239] [2024-11-13 16:42:26,069 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_8523c318-7fcb-48c6-bfe1-f86eac229372/sv-benchmarks/c/combinations/gcd_2+newton_1_5.i[2820,2833] [2024-11-13 16:42:26,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:42:26,100 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:42:26,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26 WrapperNode [2024-11-13 16:42:26,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:42:26,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:26,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:42:26,104 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:42:26,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,126 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,162 INFO L138 Inliner]: procedures = 28, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 81 [2024-11-13 16:42:26,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:42:26,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:42:26,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:42:26,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:42:26,174 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,202 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:42:26,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:42:26,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:42:26,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:42:26,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:42:26" (1/1) ... [2024-11-13 16:42:26,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:42:26,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:42:26,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:42:26,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:42:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:42:26,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:42:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:42:26,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:42:26,390 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:42:26,393 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:42:49,714 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 16:42:49,714 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:42:49,861 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:42:49,861 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:42:49,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:49 BoogieIcfgContainer [2024-11-13 16:42:49,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:42:49,863 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:42:49,863 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:42:49,876 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:42:49,876 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:42:49" (1/1) ... [2024-11-13 16:42:49,888 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:42:49,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:42:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2024-11-13 16:42:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2024-11-13 16:42:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:42:49,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:42:49,947 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:42:49,947 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:42:49,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:42:49,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8523c318-7fcb-48c6-bfe1-f86eac229372/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:49:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:49:57,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:53:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat