./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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_f6c10ff1-576f-48fc-839b-faa33902ad15/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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:02,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:02,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:34:02,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:34:02,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:34:03,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:03,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:03,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:03,032 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:03,034 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:03,034 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:03,035 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:03,035 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:03,036 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:34:03,036 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:03,039 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:03,040 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:03,040 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:03,040 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:03,041 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:03,041 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:03,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:03,046 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:03,046 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:03,047 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:03,047 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:03,047 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:03,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:03,048 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:03,048 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:03,049 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:03,049 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:34:03,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:34:03,053 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_f6c10ff1-576f-48fc-839b-faa33902ad15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-11-08 19:34:03,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:03,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:03,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:03,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:03,347 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:03,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c Unable to find full path for "g++" [2024-11-08 19:34:05,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:05,777 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:05,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-08 19:34:05,786 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/a86a94f53/6f67c1ba10ca44ba9fbd6a09ab7bf626/FLAGe790ad847 [2024-11-08 19:34:05,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/a86a94f53/6f67c1ba10ca44ba9fbd6a09ab7bf626 [2024-11-08 19:34:05,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:05,810 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:05,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:05,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:05,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:05,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:05" (1/1) ... [2024-11-08 19:34:05,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a9d7ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:05, skipping insertion in model container [2024-11-08 19:34:05,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:05" (1/1) ... [2024-11-08 19:34:05,842 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:06,054 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_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-08 19:34:06,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:06,070 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:06,082 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_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-08 19:34:06,083 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:06,103 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:06,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06 WrapperNode [2024-11-08 19:34:06,104 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:06,105 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:06,105 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:06,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:06,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,136 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2024-11-08 19:34:06,136 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:06,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:06,137 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:06,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:06,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,153 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,156 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:06,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:06,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:06,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:06,159 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:06,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:06,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:06,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:06,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:06,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:06,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:34:06,284 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:06,286 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:06,369 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:06,369 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:06,394 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:06,394 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:06,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:06 BoogieIcfgContainer [2024-11-08 19:34:06,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:06,396 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:06,396 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:06,409 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:06,409 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:06" (1/1) ... [2024-11-08 19:34:06,420 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:34:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:34:06,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:34:06,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:06,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:34:06,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:06,596 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:06,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:06,710 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:34:06,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:06 ImpRootNode [2024-11-08 19:34:06,752 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:06,753 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:06,753 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:06,754 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:06,754 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:06" (3/4) ... [2024-11-08 19:34:06,761 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 19:34:06,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:06,764 INFO L158 Benchmark]: Toolchain (without parser) took 953.12ms. Allocated memory is still 136.3MB. Free memory was 105.4MB in the beginning and 70.6MB in the end (delta: 34.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,765 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 136.3MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:06,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.76ms. Allocated memory is still 136.3MB. Free memory was 105.0MB in the beginning and 93.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.67ms. Allocated memory is still 136.3MB. Free memory was 93.0MB in the beginning and 91.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,768 INFO L158 Benchmark]: Boogie Preprocessor took 18.73ms. Allocated memory is still 136.3MB. Free memory was 91.6MB in the beginning and 90.8MB in the end (delta: 794.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:06,769 INFO L158 Benchmark]: RCFGBuilder took 238.42ms. Allocated memory is still 136.3MB. Free memory was 90.8MB in the beginning and 81.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,770 INFO L158 Benchmark]: CodeCheck took 356.47ms. Allocated memory is still 136.3MB. Free memory was 81.6MB in the beginning and 71.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,771 INFO L158 Benchmark]: Witness Printer took 9.71ms. Allocated memory is still 136.3MB. Free memory was 71.2MB in the beginning and 70.6MB in the end (delta: 567.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:06,775 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 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 0.38ms. Allocated memory is still 136.3MB. Free memory is still 81.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.76ms. Allocated memory is still 136.3MB. Free memory was 105.0MB in the beginning and 93.4MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.67ms. Allocated memory is still 136.3MB. Free memory was 93.0MB in the beginning and 91.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.73ms. Allocated memory is still 136.3MB. Free memory was 91.6MB in the beginning and 90.8MB in the end (delta: 794.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.42ms. Allocated memory is still 136.3MB. Free memory was 90.8MB in the beginning and 81.6MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 356.47ms. Allocated memory is still 136.3MB. Free memory was 81.6MB in the beginning and 71.2MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 9.71ms. Allocated memory is still 136.3MB. Free memory was 71.2MB in the beginning and 70.6MB in the end (delta: 567.4kB). 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 19:34:06,815 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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_f6c10ff1-576f-48fc-839b-faa33902ad15/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 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:34:09,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:34:09,429 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:34:09,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:34:09,486 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:34:09,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:34:09,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:34:09,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:34:09,491 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:34:09,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:34:09,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:34:09,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:34:09,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:34:09,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:34:09,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:34:09,494 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:34:09,497 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:34:09,497 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:34:09,497 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:34:09,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:34:09,501 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:34:09,502 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:34:09,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:34:09,502 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:34:09,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:34:09,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:34:09,507 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:09,507 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:34:09,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:34:09,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:09,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:34:09,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:34:09,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:34:09,509 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:34:09,509 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:09,510 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:34:09,510 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_f6c10ff1-576f-48fc-839b-faa33902ad15/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2024-11-08 19:34:09,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:34:09,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:34:09,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:34:09,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:34:09,959 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:34:09,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c Unable to find full path for "g++" [2024-11-08 19:34:12,051 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:34:12,283 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:34:12,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2024-11-08 19:34:12,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/fa47b3ed3/6f869b4d0a6549678280ca34e4c16667/FLAGe3dd75ff4 [2024-11-08 19:34:12,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/data/fa47b3ed3/6f869b4d0a6549678280ca34e4c16667 [2024-11-08 19:34:12,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:34:12,307 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:34:12,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:12,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:34:12,312 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:34:12,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c5c4dd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12, skipping insertion in model container [2024-11-08 19:34:12,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,332 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:34:12,523 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_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-08 19:34:12,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:12,548 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:34:12,565 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_f6c10ff1-576f-48fc-839b-faa33902ad15/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2024-11-08 19:34:12,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:34:12,624 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:34:12,625 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12 WrapperNode [2024-11-08 19:34:12,625 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:34:12,629 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:12,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:34:12,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:34:12,646 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,682 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,710 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2024-11-08 19:34:12,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:34:12,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:34:12,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:34:12,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:34:12,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,741 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,744 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,751 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:34:12,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:34:12,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:34:12,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:34:12,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:34:12" (1/1) ... [2024-11-08 19:34:12,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:34:12,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:34:12,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:34:12,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:34:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:34:12,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:34:12,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:34:12,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:34:12,910 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:34:12,913 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:34:13,059 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-08 19:34:13,060 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:34:13,113 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:34:13,113 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 19:34:13,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:13 BoogieIcfgContainer [2024-11-08 19:34:13,114 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:34:13,115 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:34:13,115 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:34:13,126 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:34:13,126 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:13" (1/1) ... [2024-11-08 19:34:13,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:34:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:34:13,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 19:34:13,202 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 19:34:13,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 19:34:13,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:34:13,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 19:34:13,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 19:34:13,209 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 19:34:13,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 19:34:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:13,307 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:13,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 19:34:13,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 19:34:13,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 19:34:13,382 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 19:34:13,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 07:34:13 ImpRootNode [2024-11-08 19:34:13,403 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 19:34:13,403 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 19:34:13,404 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 19:34:13,404 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 19:34:13,404 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:34:13" (3/4) ... [2024-11-08 19:34:13,405 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 19:34:13,445 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 19:34:13,445 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 19:34:13,446 INFO L158 Benchmark]: Toolchain (without parser) took 1138.96ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.3MB in the beginning and 61.7MB in the end (delta: -18.3MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,447 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:13,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.30ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.2MB in the beginning and 63.2MB in the end (delta: -20.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.06ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 61.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,448 INFO L158 Benchmark]: Boogie Preprocessor took 38.94ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 60.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:34:13,449 INFO L158 Benchmark]: RCFGBuilder took 362.00ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 50.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,450 INFO L158 Benchmark]: CodeCheck took 288.02ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 41.7MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,450 INFO L158 Benchmark]: Witness Printer took 41.61ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 61.7MB in the end (delta: -20.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-08 19:34:13,453 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 - 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 0.80ms. Allocated memory is still 67.1MB. Free memory was 43.1MB in the beginning and 43.0MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.30ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 43.2MB in the beginning and 63.2MB in the end (delta: -20.0MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.06ms. Allocated memory is still 83.9MB. Free memory was 62.9MB in the beginning and 61.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.94ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 60.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 362.00ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 50.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 288.02ms. Allocated memory is still 83.9MB. Free memory was 50.4MB in the beginning and 41.7MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 41.61ms. Allocated memory is still 83.9MB. Free memory was 41.4MB in the beginning and 61.7MB in the end (delta: -20.3MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-08 19:34:13,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6c10ff1-576f-48fc-839b-faa33902ad15/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE