./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c --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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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 a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:02,397 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:02,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:11:02,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:11:02,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:11:02,543 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:02,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:02,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:02,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:02,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:02,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:02,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:02,546 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:02,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:11:02,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:02,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:02,549 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:02,549 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:02,549 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:02,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:02,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:02,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:02,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:02,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:02,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:02,551 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:11:02,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:11:02,551 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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 -> a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 [2024-11-13 23:11:03,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:03,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:03,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:03,030 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:03,030 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:03,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/float_int_inv_square.c Unable to find full path for "g++" [2024-11-13 23:11:05,153 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:05,513 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:05,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c [2024-11-13 23:11:05,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/33891b65e/1b1924b8a67c429593369eff34de628d/FLAG2b851de4e [2024-11-13 23:11:05,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/33891b65e/1b1924b8a67c429593369eff34de628d [2024-11-13 23:11:05,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:05,740 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:05,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:05,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:05,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:05,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:05" (1/1) ... [2024-11-13 23:11:05,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f21bad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:05, skipping insertion in model container [2024-11-13 23:11:05,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:05" (1/1) ... [2024-11-13 23:11:05,774 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:05,974 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2024-11-13 23:11:05,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:06,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:06,020 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2024-11-13 23:11:06,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:06,046 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:06,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06 WrapperNode [2024-11-13 23:11:06,047 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:06,048 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:06,048 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:06,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:06,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,064 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,080 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2024-11-13 23:11:06,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:06,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:06,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:06,082 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:06,090 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,091 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,091 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,102 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:06,103 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:06,104 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:06,104 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:06,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:06,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:06,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:06,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:06,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:11:06,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:06,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:06,282 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:06,284 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:06,439 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:06,443 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:06,531 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:06,533 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:11:06,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:06 BoogieIcfgContainer [2024-11-13 23:11:06,534 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:06,535 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:06,535 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:06,549 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:06,549 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:06" (1/1) ... [2024-11-13 23:11:06,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:06,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:06,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:11:06,634 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:11:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:11:06,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:11:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:06,772 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:06,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:06,850 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:06,877 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 23:11:06,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:11:06 ImpRootNode [2024-11-13 23:11:06,909 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:11:06,911 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:11:06,912 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:11:06,912 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:11:06,913 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:06" (3/4) ... [2024-11-13 23:11:06,916 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:11:06,919 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:11:06,922 INFO L158 Benchmark]: Toolchain (without parser) took 1179.72ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 84.5MB in the end (delta: 34.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:11:06,923 INFO L158 Benchmark]: CDTParser took 1.07ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:06,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.74ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:06,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.82ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:06,924 INFO L158 Benchmark]: Boogie Preprocessor took 21.28ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.7MB in the end (delta: 534.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:06,925 INFO L158 Benchmark]: RCFGBuilder took 430.86ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 95.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:11:06,926 INFO L158 Benchmark]: CodeCheck took 374.73ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 84.8MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:11:06,927 INFO L158 Benchmark]: Witness Printer took 7.55ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:11:06,931 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, 6 locations, 1 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, 3 NumberOfCodeBlocks, 3 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: 11]: 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 22, overapproximation of someBinaryArithmeticFLOAToperation at line 21. Possible FailurePath: [L15] int x; [L16] float y, z; [L18] x = __VERIFIER_nondet_int() [L19] CALL assume_abort_if_not(x >= -10 && x <= 10) [L9] COND FALSE !(!cond) [L19] RET assume_abort_if_not(x >= -10 && x <= 10) [L21] y = x*x - 4.f [L22] CALL __VERIFIER_assert(y != 0.f) [L11] COND TRUE !(cond) [L11] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.07ms. Allocated memory is still 142.6MB. Free memory is still 80.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.74ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 108.6MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.82ms. Allocated memory is still 142.6MB. Free memory was 108.4MB in the beginning and 107.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.28ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.7MB in the end (delta: 534.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 430.86ms. Allocated memory is still 142.6MB. Free memory was 106.7MB in the beginning and 95.0MB in the end (delta: 11.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 374.73ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 84.8MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.55ms. Allocated memory is still 142.6MB. Free memory is still 84.5MB. 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 23:11:06,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/float_int_inv_square.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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 a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:11:09,994 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:11:10,107 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:11:10,171 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:11:10,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:11:10,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:11:10,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:11:10,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:11:10,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:11:10,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:11:10,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:11:10,173 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:11:10,173 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:11:10,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:11:10,175 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:10,175 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:11:10,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:11:10,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:10,180 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:11:10,180 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:11:10,180 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:11:10,180 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:11:10,180 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:10,180 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:11:10,181 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/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 -> a3f1488b0e5756e8d9e219e50ec38e84e8e4fac76b2e3a5e1785d4e14d4111d8 [2024-11-13 23:11:10,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:11:10,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:11:10,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:11:10,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:11:10,635 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:11:10,637 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/float_int_inv_square.c Unable to find full path for "g++" [2024-11-13 23:11:12,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:11:13,008 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:11:13,013 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c [2024-11-13 23:11:13,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/2c03cb39a/8b8d03099868411aad3617a5fa5dadaf/FLAGf1c6a6edd [2024-11-13 23:11:13,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/data/2c03cb39a/8b8d03099868411aad3617a5fa5dadaf [2024-11-13 23:11:13,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:11:13,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:11:13,117 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:13,118 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:11:13,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:11:13,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,127 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3468946a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13, skipping insertion in model container [2024-11-13 23:11:13,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,148 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:11:13,369 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2024-11-13 23:11:13,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:13,398 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:11:13,410 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_339c6d4b-e9ce-4f64-91bf-1b49eec27173/sv-benchmarks/c/float-benchs/float_int_inv_square.c[488,501] [2024-11-13 23:11:13,414 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:11:13,431 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:11:13,432 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13 WrapperNode [2024-11-13 23:11:13,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:11:13,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:13,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:11:13,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:11:13,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,467 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 31 [2024-11-13 23:11:13,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:11:13,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:11:13,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:11:13,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:11:13,478 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,498 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,500 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,508 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:11:13,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:11:13,513 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:11:13,513 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:11:13,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:11:13" (1/1) ... [2024-11-13 23:11:13,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:11:13,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:11:13,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:11:13,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:11:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:11:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:11:13,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:11:13,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:11:13,715 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:11:13,718 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:11:15,061 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 23:11:15,062 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:11:15,135 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:11:15,136 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:11:15,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:15 BoogieIcfgContainer [2024-11-13 23:11:15,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:11:15,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:11:15,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:11:15,149 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:11:15,150 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:11:15" (1/1) ... [2024-11-13 23:11:15,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:11:15,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 23:11:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 23:11:15,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 23:11:15,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:15,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:11:15,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:11:15,227 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:11:15,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_339c6d4b-e9ce-4f64-91bf-1b49eec27173/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:11:15,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:11:15,436 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:11:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat