./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:52,405 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:52,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:52,517 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:52,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:52,560 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:52,561 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:52,561 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:52,562 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:52,564 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:52,564 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:52,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:52,565 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:52,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:52,566 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:52,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:52,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:52,569 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:52,569 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:52,569 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:52,573 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:52,574 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:52,574 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:52,574 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:52,574 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:52,575 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:52,575 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:52,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:52,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:52,576 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:52,576 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:52,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:52,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:52,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2024-11-08 22:05:52,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:52,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:52,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:52,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:52,921 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:52,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/interpolation2.c Unable to find full path for "g++" [2024-11-08 22:05:55,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:55,368 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:55,368 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c [2024-11-08 22:05:55,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/f188bcb7e/0e3112a0600b4b63bc762646d447bc83/FLAG19542158e [2024-11-08 22:05:55,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/f188bcb7e/0e3112a0600b4b63bc762646d447bc83 [2024-11-08 22:05:55,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:55,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:55,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:55,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:55,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:55,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb3cc0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55, skipping insertion in model container [2024-11-08 22:05:55,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,430 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:55,641 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_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2024-11-08 22:05:55,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:55,687 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:55,699 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_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2024-11-08 22:05:55,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:55,744 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:55,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55 WrapperNode [2024-11-08 22:05:55,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:55,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:55,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:55,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:55,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,799 INFO L138 Inliner]: procedures = 18, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-08 22:05:55,802 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:55,803 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:55,803 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:55,803 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:55,813 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,829 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,836 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:55,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:55,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:55,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:55,848 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:55" (1/1) ... [2024-11-08 22:05:55,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:55,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:55,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:55,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:05:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:05:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:55,987 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:55,990 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:56,209 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:05:56,210 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:05:56,345 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:05:56,345 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:05:56,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:56 BoogieIcfgContainer [2024-11-08 22:05:56,347 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:05:56,348 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:05:56,349 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:05:56,360 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:05:56,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:56" (1/1) ... [2024-11-08 22:05:56,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:05:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:56,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-08 22:05:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-08 22:05:56,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:05:56,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:56,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:56,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-08 22:05:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-08 22:05:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:05:56,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:56,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:05:57,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:05:57,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:05:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-08 22:05:57,077 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-08 22:05:57,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:05:57,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:05:57,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:05:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:57,123 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:05:57,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:57,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:57,220 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:05:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:05:57,245 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-08 22:05:57,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:05:57 ImpRootNode [2024-11-08 22:05:57,278 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:05:57,278 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:05:57,278 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:05:57,279 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:05:57,279 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:05:56" (3/4) ... [2024-11-08 22:05:57,282 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:05:57,284 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:05:57,284 INFO L158 Benchmark]: Toolchain (without parser) took 1886.55ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 90.1MB in the beginning and 102.7MB in the end (delta: -12.6MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,285 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:05:57,286 INFO L158 Benchmark]: CACSL2BoogieTranslator took 346.15ms. Allocated memory is still 127.9MB. Free memory was 89.8MB in the beginning and 76.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,286 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.78ms. Allocated memory is still 127.9MB. Free memory was 76.4MB in the beginning and 74.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,287 INFO L158 Benchmark]: Boogie Preprocessor took 42.90ms. Allocated memory is still 127.9MB. Free memory was 74.7MB in the beginning and 73.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,288 INFO L158 Benchmark]: RCFGBuilder took 500.91ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 73.0MB in the beginning and 134.2MB in the end (delta: -61.2MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,289 INFO L158 Benchmark]: CodeCheck took 929.49ms. Allocated memory is still 167.8MB. Free memory was 134.2MB in the beginning and 103.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,289 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 102.7MB in the end (delta: 974.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:05:57,298 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 12 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 18 NumberOfCodeBlocks, 18 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 9]: 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 28, overapproximation of to_real at line 15, overapproximation of someBinaryArithmeticFLOAToperation at line 26. Possible FailurePath: [L13] int i; [L14] float z, t; [L15] float min[] = { 5, 10, 12, 30, 150 }; [L16] float max[] = { 10, 12, 30, 150, 300 }; [L17] float org[] = { 1, 5, -10, 30, 20 }; [L18] float slope[] = { 4, -15, 40, -10, 0 }; [L20] t = __VERIFIER_nondet_float() [L21] EXPR min[0] [L21] EXPR t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L21] EXPR max[sizeof(max) / sizeof(max[0]) - 1] [L21] EXPR t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1] [L21] CALL assume_abort_if_not(t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1]) [L7] COND FALSE !(!cond) [L21] RET assume_abort_if_not(t >= min[0] && t <= max[sizeof(max) / sizeof(max[0]) - 1]) [L23] i = 0 VAL [i=0, max={16498:0}] [L23] COND FALSE !(i < sizeof(min) / sizeof(min[0])) VAL [i=0, max={16498:0}] [L23] COND TRUE i < sizeof(min) / sizeof(min[0]) [L24] EXPR max[i] VAL [i=0, max={16498:0}] [L24] COND TRUE t <= max[i] [L26] EXPR org[i] [L26] EXPR slope[i] [L26] EXPR min[i] [L26] EXPR max[i] [L26] EXPR min[i] [L26] z = org[i] + slope[i] * (t - min[i]) / (max[i] - min[i]) [L28] CALL __VERIFIER_assert(z >= -10.f && z <= 30.f) [L9] COND TRUE !(cond) [L9] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 346.15ms. Allocated memory is still 127.9MB. Free memory was 89.8MB in the beginning and 76.4MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.78ms. Allocated memory is still 127.9MB. Free memory was 76.4MB in the beginning and 74.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.90ms. Allocated memory is still 127.9MB. Free memory was 74.7MB in the beginning and 73.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.91ms. Allocated memory was 127.9MB in the beginning and 167.8MB in the end (delta: 39.8MB). Free memory was 73.0MB in the beginning and 134.2MB in the end (delta: -61.2MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * CodeCheck took 929.49ms. Allocated memory is still 167.8MB. Free memory was 134.2MB in the beginning and 103.7MB in the end (delta: 30.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 167.8MB. Free memory was 103.7MB in the beginning and 102.7MB in the end (delta: 974.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:05:57,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:59,797 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:59,893 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:05:59,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:59,940 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:59,941 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:59,942 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:59,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:59,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:59,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:59,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:59,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:59,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:59,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:59,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:59,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:59,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:05:59,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:05:59,952 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:59,952 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:05:59,952 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:59,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:59,953 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:59,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:59,954 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:59,954 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:59,955 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:59,955 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:05:59,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:59,956 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:59,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:59,957 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:59,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:59,957 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:05:59,958 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:05:59,958 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:05:59,958 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f3bcf3c30f63fe0ad0702712c01ba8d1145d6fb2558cd3e5ee3c870476dc3b1 [2024-11-08 22:06:00,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:06:00,413 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:06:00,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:06:00,420 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:06:00,421 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:06:00,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/interpolation2.c Unable to find full path for "g++" [2024-11-08 22:06:02,485 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:06:02,839 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:06:02,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c [2024-11-08 22:06:02,849 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/d2e89bbae/236ebe84f1d2408aaed89dd879ec343e/FLAGaed532e3d [2024-11-08 22:06:03,088 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/data/d2e89bbae/236ebe84f1d2408aaed89dd879ec343e [2024-11-08 22:06:03,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:06:03,092 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:06:03,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:03,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:06:03,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:06:03,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2775be43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03, skipping insertion in model container [2024-11-08 22:06:03,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:06:03,370 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_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2024-11-08 22:06:03,410 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:03,427 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:06:03,471 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_58a8b985-02d1-423e-8ffc-b87ee923581c/sv-benchmarks/c/float-benchs/interpolation2.c[450,463] [2024-11-08 22:06:03,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:06:03,530 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:06:03,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03 WrapperNode [2024-11-08 22:06:03,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:06:03,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:03,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:06:03,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:06:03,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,597 INFO L138 Inliner]: procedures = 19, calls = 49, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-08 22:06:03,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:06:03,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:06:03,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:06:03,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:06:03,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,620 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,653 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:06:03,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:06:03,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:06:03,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:06:03,659 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:06:03" (1/1) ... [2024-11-08 22:06:03,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:06:03,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:06:03,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:06:03,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:06:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:06:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:06:03,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:06:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:06:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:06:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:06:03,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:06:03,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:06:03,823 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:06:03,825 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:06:14,362 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:14,363 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:14,548 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:14,548 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:14,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:14 BoogieIcfgContainer [2024-11-08 22:06:14,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:14,552 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:14,552 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:14,562 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:14,562 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:14" (1/1) ... [2024-11-08 22:06:14,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:14,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:14,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-08 22:06:14,643 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-08 22:06:14,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 22:06:14,646 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:14,646 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:14,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:14,650 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:14,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:06:14,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:14,901 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:15,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:06:15,182 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:15,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:15,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:06:15,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:15,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-08 22:06:15,386 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-08 22:06:15,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 22:06:15,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:15,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:15,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:15,389 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:15,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:06:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:15,586 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:15,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:06:15,642 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:06:15,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:06:15,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:06:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-11-08 22:06:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-11-08 22:06:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:06:15,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:15,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:06:15,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:06:15,800 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:06:15,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:06:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:17,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:06:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:06:27,564 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:06:27,565 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) [2024-11-08 22:06:27,569 INFO L158 Benchmark]: Toolchain (without parser) took 24475.99ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 43.5MB in the beginning and 55.1MB in the end (delta: -11.6MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-08 22:06:27,570 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:27,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.49ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 48.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2024-11-08 22:06:27,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.15ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 46.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:06:27,572 INFO L158 Benchmark]: Boogie Preprocessor took 54.87ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 45.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:06:27,573 INFO L158 Benchmark]: RCFGBuilder took 10893.24ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 45.1MB in the beginning and 62.7MB in the end (delta: -17.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-11-08 22:06:27,573 INFO L158 Benchmark]: CodeCheck took 13015.55ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 55.1MB in the end (delta: 7.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-08 22:06:27,577 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 0.59ms. Allocated memory is still 71.3MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.49ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 48.9MB in the end (delta: -5.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.15ms. Allocated memory is still 71.3MB. Free memory was 48.9MB in the beginning and 46.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.87ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 45.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10893.24ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 45.1MB in the beginning and 62.7MB in the end (delta: -17.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * CodeCheck took 13015.55ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 55.1MB in the end (delta: 7.7MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:06:27,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58a8b985-02d1-423e-8ffc-b87ee923581c/bin/ukojak-verify-ImItNfHLgk/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