./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.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_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/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_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/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_67584377-7e2d-494e-af08-8114dff43eef/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 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:56:18,077 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:56:18,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:56:18,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:56:18,177 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:56:18,202 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:56:18,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:56:18,206 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:56:18,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:56:18,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:56:18,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:56:18,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:56:18,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:56:18,208 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:56:18,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:56:18,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:56:18,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:56:18,208 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:56:18,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:18,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:56:18,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:56:18,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:56:18,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:56:18,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:56:18,211 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_67584377-7e2d-494e-af08-8114dff43eef/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 -> 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 [2024-11-13 22:56:18,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:56:18,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:56:18,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:56:18,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:56:18,532 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:56:18,533 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c Unable to find full path for "g++" [2024-11-13 22:56:20,457 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:56:20,695 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:56:20,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-11-13 22:56:20,707 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/956a3a97d/0b35137d13ba4f09ba0987855a456457/FLAG88e3147a7 [2024-11-13 22:56:20,726 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/956a3a97d/0b35137d13ba4f09ba0987855a456457 [2024-11-13 22:56:20,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:56:20,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:56:20,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:20,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:56:20,737 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:56:20,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:20,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f1591f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20, skipping insertion in model container [2024-11-13 22:56:20,743 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:20,758 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:56:20,902 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_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-11-13 22:56:20,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:20,924 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:56:20,932 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_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-11-13 22:56:20,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:20,950 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:56:20,951 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20 WrapperNode [2024-11-13 22:56:20,951 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:20,952 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:20,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:56:20,953 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:56:20,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:20,966 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:20,991 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2024-11-13 22:56:20,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:20,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:56:20,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:56:20,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:56:21,000 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,003 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,013 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:56:21,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:56:21,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:56:21,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:56:21,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:20" (1/1) ... [2024-11-13 22:56:21,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:21,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:56:21,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:56:21,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:56:21,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:56:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:56:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:56:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:56:21,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:56:21,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:56:21,171 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:56:21,173 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:56:21,300 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 22:56:21,300 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:56:21,361 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:56:21,361 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:56:21,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:21 BoogieIcfgContainer [2024-11-13 22:56:21,364 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:56:21,365 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:56:21,365 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:56:21,377 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:56:21,377 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:21" (1/1) ... [2024-11-13 22:56:21,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:56:21,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:21,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-13 22:56:21,444 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-13 22:56:21,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:56:21,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:21,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:21,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:21,546 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:56:21,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:21,622 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:56:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:56:21,644 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:56:21,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:56:21 ImpRootNode [2024-11-13 22:56:21,669 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:56:21,670 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:56:21,670 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:56:21,670 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:56:21,671 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:21" (3/4) ... [2024-11-13 22:56:21,674 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:56:21,675 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:56:21,679 INFO L158 Benchmark]: Toolchain (without parser) took 945.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 58.4MB in the end (delta: 34.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:56:21,679 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:21,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.14ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:21,680 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.75ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:21,682 INFO L158 Benchmark]: Boogie Preprocessor took 23.64ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.0MB in the end (delta: 729.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:21,682 INFO L158 Benchmark]: RCFGBuilder took 343.53ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 69.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:56:21,682 INFO L158 Benchmark]: CodeCheck took 303.47ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 58.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:21,683 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 117.4MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:21,685 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 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, 6 NumberOfCodeBlocks, 6 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: 19]: 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 to_int at line 33, overapproximation of someBinaryArithmeticDOUBLEoperation at line 29, overapproximation of someBinaryDOUBLEComparisonOperation at line 28. Possible FailurePath: [L25] int r; [L26] double a, x; [L27] a = __VERIFIER_nondet_double() [L28] CALL assume_abort_if_not(a>=0 && a<=50) [L14] COND FALSE !(!cond) [L28] RET assume_abort_if_not(a>=0 && a<=50) [L29] x = a / 2.0 [L30] r = 0 VAL [r=0] [L32] COND TRUE 1 VAL [r=0] [L33] CALL __VERIFIER_assert((int)(r*r - a - r + 2*x) == 0) VAL [\old(cond)=0] [L17] COND TRUE !(cond) VAL [\old(cond)=0] [L19] reach_error() VAL [\old(cond)=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.91ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.14ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.75ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 80.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.64ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 80.0MB in the end (delta: 729.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 343.53ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 69.4MB in the end (delta: 10.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 303.47ms. Allocated memory is still 117.4MB. Free memory was 69.2MB in the beginning and 58.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 117.4MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 25.3kB). 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 22:56:21,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/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_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/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_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/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_67584377-7e2d-494e-af08-8114dff43eef/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 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:56:24,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:56:24,569 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:56:24,612 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:56:24,613 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:56:24,613 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:56:24,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:56:24,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:56:24,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:56:24,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:56:24,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:56:24,617 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:56:24,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:56:24,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:56:24,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:56:24,618 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:56:24,618 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:56:24,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:24,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:56:24,619 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:56:24,621 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:24,621 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:56:24,621 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_67584377-7e2d-494e-af08-8114dff43eef/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 -> 2fdde3d352865d24f00edfb02cdd5994421923a5ea92d15a0168523776b8ab34 [2024-11-13 22:56:24,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:56:24,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:56:24,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:56:24,939 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:56:24,940 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:56:24,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c Unable to find full path for "g++" [2024-11-13 22:56:26,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:56:27,111 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:56:27,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c [2024-11-13 22:56:27,125 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/63d85a1e1/4811d506b74940d2a98030b276d5ab43/FLAG9086eaa2f [2024-11-13 22:56:27,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/data/63d85a1e1/4811d506b74940d2a98030b276d5ab43 [2024-11-13 22:56:27,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:56:27,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:56:27,159 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:27,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:56:27,166 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:56:27,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,168 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232f27ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27, skipping insertion in model container [2024-11-13 22:56:27,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:56:27,359 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_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-11-13 22:56:27,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:27,399 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:56:27,412 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_67584377-7e2d-494e-af08-8114dff43eef/sv-benchmarks/c/nla-digbench-scaling/freire1_valuebound50.c[712,725] [2024-11-13 22:56:27,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:56:27,445 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:56:27,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27 WrapperNode [2024-11-13 22:56:27,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:56:27,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:27,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:56:27,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:56:27,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,486 INFO L138 Inliner]: procedures = 15, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 33 [2024-11-13 22:56:27,488 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:56:27,488 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:56:27,489 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:56:27,489 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:56:27,496 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,501 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,501 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,516 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,528 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:56:27,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:56:27,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:56:27,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:56:27,535 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:56:27" (1/1) ... [2024-11-13 22:56:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:56:27,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:56:27,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:56:27,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:56:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:56:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:56:27,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:56:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:56:27,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:56:27,605 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:56:27,676 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:56:27,678 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:56:28,344 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-13 22:56:28,346 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:56:28,404 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:56:28,404 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:56:28,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:28 BoogieIcfgContainer [2024-11-13 22:56:28,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:56:28,405 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:56:28,406 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:56:28,419 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:56:28,420 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:56:28" (1/1) ... [2024-11-13 22:56:28,431 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:56:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:28,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-11-13 22:56:28,495 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-11-13 22:56:28,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:56:28,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:28,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:56:28,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:56:28,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:56:28,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:56:29,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:29,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:56:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:56:39,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 22:56:39,546 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:56:39,559 INFO L158 Benchmark]: Toolchain (without parser) took 12397.74ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 26.4MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:56:39,559 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:39,560 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.86ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 48.4MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:39,560 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.54ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:56:39,561 INFO L158 Benchmark]: Boogie Preprocessor took 41.89ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.2MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:39,561 INFO L158 Benchmark]: RCFGBuilder took 873.89ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 33.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:39,567 INFO L158 Benchmark]: CodeCheck took 11148.15ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 26.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:56:39,569 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 83.9MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.86ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 48.4MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.54ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 47.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.89ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.2MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 873.89ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 33.8MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 11148.15ms. Allocated memory is still 83.9MB. Free memory was 33.8MB in the beginning and 26.4MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:56:39,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67584377-7e2d-494e-af08-8114dff43eef/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown