./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.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_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/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_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/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_4e70c26c-1074-4187-a0bb-6eb963d4117e/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 2f3d0efaf33b93df425f185e68aa4bb5fd862b42784228ced2cb70c663695e18 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:10:19,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:10:19,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:10:19,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:10:19,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:10:19,573 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:10:19,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:10:19,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:10:19,574 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:10:19,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:10:19,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:10:19,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:10:19,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:10:19,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:10:19,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:10:19,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:10:19,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:10:19,578 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:10:19,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:10:19,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:10:19,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:19,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:10:19,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:10:19,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:10:19,580 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:10:19,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:10:19,580 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/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 -> 2f3d0efaf33b93df425f185e68aa4bb5fd862b42784228ced2cb70c663695e18 [2024-11-13 21:10:19,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:10:19,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:10:19,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:10:19,916 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:10:19,917 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:10:19,918 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:10:21,858 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:10:22,153 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:10:22,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c [2024-11-13 21:10:22,163 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/cee73386f/b8515e25fc484ec28c16fb0942cd19e5/FLAGdcd583291 [2024-11-13 21:10:22,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/cee73386f/b8515e25fc484ec28c16fb0942cd19e5 [2024-11-13 21:10:22,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:10:22,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:10:22,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:22,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:10:22,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:10:22,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@287f0147 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22, skipping insertion in model container [2024-11-13 21:10:22,458 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,482 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:10:22,650 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[1996,2009] [2024-11-13 21:10:22,657 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[2390,2403] [2024-11-13 21:10:22,709 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:22,720 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:10:22,737 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[1996,2009] [2024-11-13 21:10:22,738 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[2390,2403] [2024-11-13 21:10:22,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:22,792 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:10:22,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22 WrapperNode [2024-11-13 21:10:22,793 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:22,794 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:22,794 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:10:22,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:10:22,802 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,836 INFO L138 Inliner]: procedures = 27, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 211 [2024-11-13 21:10:22,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:22,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:10:22,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:10:22,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:10:22,845 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,845 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,848 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,854 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:10:22,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:10:22,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:10:22,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:10:22,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:22" (1/1) ... [2024-11-13 21:10:22,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:22,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:10:22,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:10:22,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:10:22,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:10:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:10:22,953 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:10:22,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:10:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:10:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:10:22,954 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:10:22,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:10:23,042 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:10:23,044 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:10:23,595 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-13 21:10:23,595 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:10:23,927 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:10:23,929 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:10:23,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:23 BoogieIcfgContainer [2024-11-13 21:10:23,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:10:23,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:10:23,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:10:23,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:10:23,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:23" (1/1) ... [2024-11-13 21:10:23,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:10:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:24,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-13 21:10:24,023 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-13 21:10:24,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:10:24,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:24,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:10:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:24,119 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:10:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:24,178 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:10:24,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:24,197 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:10:24,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:10:24 ImpRootNode [2024-11-13 21:10:24,227 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:10:24,228 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:10:24,229 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:10:24,229 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:10:24,229 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:23" (3/4) ... [2024-11-13 21:10:24,233 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:10:24,234 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:10:24,235 INFO L158 Benchmark]: Toolchain (without parser) took 1785.41ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 63.5MB in the end (delta: 28.9MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2024-11-13 21:10:24,235 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:24,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.58ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.6MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:10:24,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.62ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:24,239 INFO L158 Benchmark]: Boogie Preprocessor took 28.35ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 74.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:24,240 INFO L158 Benchmark]: RCFGBuilder took 1063.62ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 74.5MB in the end (delta: -490.1kB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-13 21:10:24,242 INFO L158 Benchmark]: CodeCheck took 296.35ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 63.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:10:24,242 INFO L158 Benchmark]: Witness Printer took 5.43ms. Allocated memory is still 117.4MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:10:24,244 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 3 procedures, 51 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 48]: 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 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L403] COND TRUE __VERIFIER_nondet_int() [L404] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.39f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.58ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 77.6MB in the end (delta: 14.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.62ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 75.4MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.35ms. Allocated memory is still 117.4MB. Free memory was 75.4MB in the beginning and 74.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1063.62ms. Allocated memory is still 117.4MB. Free memory was 74.0MB in the beginning and 74.5MB in the end (delta: -490.1kB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * CodeCheck took 296.35ms. Allocated memory is still 117.4MB. Free memory was 74.5MB in the beginning and 63.5MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.43ms. Allocated memory is still 117.4MB. Free memory is still 63.5MB. 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 21:10:24,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/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_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/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_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/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_4e70c26c-1074-4187-a0bb-6eb963d4117e/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 2f3d0efaf33b93df425f185e68aa4bb5fd862b42784228ced2cb70c663695e18 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:10:26,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:10:26,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:10:27,064 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:10:27,065 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:10:27,065 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:10:27,065 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:10:27,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:10:27,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:10:27,066 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:10:27,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:10:27,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:10:27,067 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:10:27,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:10:27,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:10:27,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:10:27,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:10:27,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:10:27,071 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:10:27,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:27,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:27,072 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:10:27,072 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/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 -> 2f3d0efaf33b93df425f185e68aa4bb5fd862b42784228ced2cb70c663695e18 [2024-11-13 21:10:27,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:10:27,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:10:27,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:10:27,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:10:27,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:10:27,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:10:29,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:10:29,639 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:10:29,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c [2024-11-13 21:10:29,660 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/7aec4bc1a/e93aae21f74847fb9cb330bb98623df0/FLAG76d9cae3d [2024-11-13 21:10:29,680 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/data/7aec4bc1a/e93aae21f74847fb9cb330bb98623df0 [2024-11-13 21:10:29,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:10:29,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:10:29,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:29,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:10:29,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:10:29,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:29" (1/1) ... [2024-11-13 21:10:29,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5142fd41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:29, skipping insertion in model container [2024-11-13 21:10:29,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:29" (1/1) ... [2024-11-13 21:10:29,723 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:10:29,931 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[1996,2009] [2024-11-13 21:10:29,939 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[2390,2403] [2024-11-13 21:10:30,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:30,042 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:10:30,063 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[1996,2009] [2024-11-13 21:10:30,066 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_4e70c26c-1074-4187-a0bb-6eb963d4117e/sv-benchmarks/c/combinations/square_1+soft_float_1-2a.c.cil.c[2390,2403] [2024-11-13 21:10:30,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:30,146 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:10:30,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30 WrapperNode [2024-11-13 21:10:30,147 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:30,148 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:30,149 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:10:30,149 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:10:30,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,188 INFO L138 Inliner]: procedures = 28, calls = 20, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-13 21:10:30,189 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:30,189 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:10:30,190 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:10:30,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:10:30,197 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,205 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,236 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,243 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:10:30,244 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:10:30,248 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:10:30,248 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:10:30,249 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:30" (1/1) ... [2024-11-13 21:10:30,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:30,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:10:30,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:10:30,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:10:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:10:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:10:30,327 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:10:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:10:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:10:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:10:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:10:30,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:10:30,444 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:10:30,446 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:10:39,988 INFO L? ?]: Removed 65 outVars from TransFormulas that were not future-live. [2024-11-13 21:10:39,988 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:10:40,211 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:10:40,212 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:10:40,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:40 BoogieIcfgContainer [2024-11-13 21:10:40,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:10:40,213 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:10:40,213 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:10:40,223 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:10:40,223 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:40" (1/1) ... [2024-11-13 21:10:40,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:10:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2024-11-13 21:10:40,280 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2024-11-13 21:10:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:10:40,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:40,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:40,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:40,287 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:40,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e70c26c-1074-4187-a0bb-6eb963d4117e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:10:42,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:10:42,714 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:10:46,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat