./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3 --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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:21:57,914 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:21:58,012 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:21:58,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:21:58,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:21:58,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:21:58,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:21:58,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:21:58,062 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:21:58,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:21:58,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:21:58,064 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:21:58,065 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:21:58,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:21:58,065 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:21:58,065 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:21:58,066 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:21:58,066 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:21:58,066 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-11-25 04:21:58,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:21:58,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:21:58,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:21:58,403 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:21:58,404 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:21:58,405 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-25 04:22:01,407 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/a6b8b1e14/69de86a890534f17bce5d3400f454ea9/FLAG11b0fb319 [2024-11-25 04:22:01,675 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:22:01,676 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-25 04:22:01,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/a6b8b1e14/69de86a890534f17bce5d3400f454ea9/FLAG11b0fb319 [2024-11-25 04:22:01,706 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/a6b8b1e14/69de86a890534f17bce5d3400f454ea9 [2024-11-25 04:22:01,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:22:01,714 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:22:01,716 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:01,716 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:22:01,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:22:01,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8ab49a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01, skipping insertion in model container [2024-11-25 04:22:01,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,736 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:22:01,902 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-25 04:22:01,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:01,920 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:22:01,933 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-25 04:22:01,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:01,951 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:22:01,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01 WrapperNode [2024-11-25 04:22:01,952 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:01,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:01,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:22:01,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:22:01,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,984 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-25 04:22:01,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:01,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:22:01,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:22:01,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:22:01,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:01,996 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,002 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:22:02,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:22:02,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:22:02,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:22:02,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:01" (1/1) ... [2024-11-25 04:22:02,028 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:02,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:22:02,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:22:02,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:22:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:22:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:22:02,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:22:02,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:22:02,162 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:22:02,164 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:22:02,258 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-25 04:22:02,259 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:22:02,284 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:22:02,284 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:22:02,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:02 BoogieIcfgContainer [2024-11-25 04:22:02,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:22:02,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:22:02,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:22:02,297 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:22:02,297 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:02" (1/1) ... [2024-11-25 04:22:02,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:22:02,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 04:22:02,375 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 04:22:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:22:02,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:02,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:22:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:02,473 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:02,533 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:02,549 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:22:02,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:22:02 ImpRootNode [2024-11-25 04:22:02,571 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:22:02,573 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:22:02,573 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:22:02,574 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:22:02,575 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:02" (3/4) ... [2024-11-25 04:22:02,578 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 04:22:02,579 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:22:02,582 INFO L158 Benchmark]: Toolchain (without parser) took 866.99ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 62.0MB in the end (delta: 30.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:22:02,583 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:02,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 237.43ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:22:02,584 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.99ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:02,585 INFO L158 Benchmark]: Boogie Preprocessor took 26.45ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.5MB in the end (delta: 493.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:02,586 INFO L158 Benchmark]: RCFGBuilder took 271.31ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 71.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:22:02,587 INFO L158 Benchmark]: CodeCheck took 285.76ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 62.3MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:22:02,587 INFO L158 Benchmark]: Witness Printer took 6.61ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:02,590 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 12]: 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 7, overapproximation of to_real at line 6. Possible FailurePath: [L6] float f = 1; [L7] int i = f; [L8] COND TRUE i == 1 [L12] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 237.43ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 82.1MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.99ms. Allocated memory is still 117.4MB. Free memory was 82.1MB in the beginning and 81.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.45ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 80.5MB in the end (delta: 493.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 271.31ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 71.9MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 285.76ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 62.3MB in the end (delta: 9.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.61ms. Allocated memory is still 117.4MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 12.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 04:22:02,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3 --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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:22:05,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:22:05,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:22:05,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:22:05,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:22:05,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:22:05,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:22:05,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:22:05,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:22:05,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:22:05,609 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:22:05,609 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:22:05,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:22:05,610 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:22:05,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:05,611 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:22:05,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:05,612 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:05,612 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:22:05,612 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3 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 -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-11-25 04:22:05,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:22:05,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:22:05,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:22:05,960 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:22:05,961 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:22:05,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-25 04:22:08,986 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/625e95ee5/3866535776ce49a1a68a3c64f9b3f900/FLAGbaa383d5d [2024-11-25 04:22:09,242 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:22:09,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-25 04:22:09,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/625e95ee5/3866535776ce49a1a68a3c64f9b3f900/FLAGbaa383d5d [2024-11-25 04:22:09,546 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/data/625e95ee5/3866535776ce49a1a68a3c64f9b3f900 [2024-11-25 04:22:09,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:22:09,550 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:22:09,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:09,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:22:09,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:22:09,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6cc44b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09, skipping insertion in model container [2024-11-25 04:22:09,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,572 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:22:09,727 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-25 04:22:09,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:09,747 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:22:09,756 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_1984cb36-3b87-49c6-a52e-6e69c0bd112c/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-25 04:22:09,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:22:09,773 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:22:09,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09 WrapperNode [2024-11-25 04:22:09,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:22:09,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:09,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:22:09,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:22:09,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,807 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-25 04:22:09,807 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:22:09,808 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:22:09,808 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:22:09,808 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:22:09,815 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,815 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,817 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,817 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,822 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,823 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,827 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:22:09,834 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:22:09,834 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:22:09,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:22:09,835 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:22:09" (1/1) ... [2024-11-25 04:22:09,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:22:09,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:22:09,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:22:09,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:22:09,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:22:09,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:22:09,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:22:09,912 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:22:09,973 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:22:09,975 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:22:10,110 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-25 04:22:10,110 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:22:10,160 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:22:10,160 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:22:10,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10 BoogieIcfgContainer [2024-11-25 04:22:10,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:22:10,163 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:22:10,163 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:22:10,175 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:22:10,175 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10" (1/1) ... [2024-11-25 04:22:10,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:22:10,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:22:10,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-25 04:22:10,247 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-25 04:22:10,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:22:10,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:22:10,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:22:10,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:22:10,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:22:10,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:22:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,345 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,415 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:22:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:22:10,430 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:22:10,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:22:10,434 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 04:22:10,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:22:10 ImpRootNode [2024-11-25 04:22:10,463 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:22:10,463 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:22:10,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:22:10,465 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:22:10,466 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:22:10" (3/4) ... [2024-11-25 04:22:10,466 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-25 04:22:10,506 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 2. [2024-11-25 04:22:10,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:22:10,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:22:10,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:22:10,545 INFO L158 Benchmark]: Toolchain (without parser) took 994.64ms. Allocated memory is still 83.9MB. Free memory was 62.3MB in the beginning and 56.6MB in the end (delta: 5.8MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,545 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.93ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 51.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.29ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 50.1MB in the end (delta: 931.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,546 INFO L158 Benchmark]: Boogie Preprocessor took 25.38ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 49.2MB in the end (delta: 936.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,546 INFO L158 Benchmark]: RCFGBuilder took 328.65ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 39.3MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,547 INFO L158 Benchmark]: CodeCheck took 299.75ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 31.0MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:10,547 INFO L158 Benchmark]: Witness Printer took 80.14ms. Allocated memory is still 83.9MB. Free memory was 31.0MB in the beginning and 56.6MB in the end (delta: -25.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-11-25 04:22:10,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, 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, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L6] float f = 1; [L7] int i = f; VAL [i=1] [L8] COND TRUE i == 1 [L12] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory is still 48.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.93ms. Allocated memory is still 83.9MB. Free memory was 62.1MB in the beginning and 51.1MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.29ms. Allocated memory is still 83.9MB. Free memory was 51.1MB in the beginning and 50.1MB in the end (delta: 931.2kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.38ms. Allocated memory is still 83.9MB. Free memory was 50.1MB in the beginning and 49.2MB in the end (delta: 936.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 328.65ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 39.3MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 299.75ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 31.0MB in the end (delta: 8.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 80.14ms. Allocated memory is still 83.9MB. Free memory was 31.0MB in the beginning and 56.6MB in the end (delta: -25.6MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-25 04:22:10,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1984cb36-3b87-49c6-a52e-6e69c0bd112c/bin/ukojak-verify-ENZ3QT5qd3/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE