./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:12:07,452 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:07,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:12:07,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:07,591 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:07,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:07,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:07,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:07,635 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:07,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:07,641 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:07,642 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:07,642 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:07,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:07,644 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:07,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:07,645 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:07,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:07,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:07,646 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:07,647 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:07,647 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:07,648 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:07,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:07,651 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:07,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:07,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:07,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:07,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:07,653 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:07,654 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:07,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:07,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:07,656 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2023-11-24 23:12:07,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:07,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:07,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:07,971 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:07,972 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:07,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2023-11-24 23:12:11,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:11,354 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:11,354 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2023-11-24 23:12:11,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/26adac350/1838c163682e4a3881f005ad272c2cfc/FLAG9b572261a [2023-11-24 23:12:11,375 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/26adac350/1838c163682e4a3881f005ad272c2cfc [2023-11-24 23:12:11,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:11,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:11,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:11,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:11,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:11,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b8acba8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11, skipping insertion in model container [2023-11-24 23:12:11,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:11,550 WARN L240 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2023-11-24 23:12:11,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:11,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:11,582 WARN L240 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2023-11-24 23:12:11,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:11,603 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:11,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11 WrapperNode [2023-11-24 23:12:11,604 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:11,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:11,606 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:11,606 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:11,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,645 INFO L138 Inliner]: procedures = 11, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2023-11-24 23:12:11,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:11,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:11,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:11,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:11,655 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,655 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,660 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,663 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:11,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:11,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:11,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:11,666 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:11,685 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:11,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:11,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:11,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:11,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:11,806 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:11,808 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:11,907 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:11,927 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:11,928 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:11,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:11 BoogieIcfgContainer [2023-11-24 23:12:11,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:11,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:11,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:11,942 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:11,942 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:11" (1/1) ... [2023-11-24 23:12:11,953 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:12:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:12:12,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:12:12,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:12,138 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:12,253 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:12,273 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:12:12,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:12:12 ImpRootNode [2023-11-24 23:12:12,298 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:12:12,301 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:12:12,302 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:12:12,302 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:12:12,302 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:11" (3/4) ... [2023-11-24 23:12:12,306 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:12:12,308 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:12:12,310 INFO L158 Benchmark]: Toolchain (without parser) took 929.93ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 90.4MB in the beginning and 164.4MB in the end (delta: -74.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:12,311 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:12,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.30ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 80.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:12,314 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.55ms. Allocated memory is still 136.3MB. Free memory was 80.1MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:12:12,315 INFO L158 Benchmark]: Boogie Preprocessor took 17.68ms. Allocated memory is still 136.3MB. Free memory was 78.6MB in the beginning and 77.8MB in the end (delta: 805.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:12,316 INFO L158 Benchmark]: RCFGBuilder took 265.16ms. Allocated memory is still 136.3MB. Free memory was 77.8MB in the beginning and 69.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:12,317 INFO L158 Benchmark]: CodeCheck took 368.47ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 69.1MB in the beginning and 164.4MB in the end (delta: -95.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:12,318 INFO L158 Benchmark]: Witness Printer took 7.14ms. Allocated memory is still 197.1MB. Free memory is still 164.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:12,329 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 VAL [i=1] [L12] reach_error() VAL [i=1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.30ms. Allocated memory is still 136.3MB. Free memory was 90.4MB in the beginning and 80.1MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.55ms. Allocated memory is still 136.3MB. Free memory was 80.1MB in the beginning and 78.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.68ms. Allocated memory is still 136.3MB. Free memory was 78.6MB in the beginning and 77.8MB in the end (delta: 805.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 265.16ms. Allocated memory is still 136.3MB. Free memory was 77.8MB in the beginning and 69.1MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 368.47ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 69.1MB in the beginning and 164.4MB in the end (delta: -95.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.14ms. Allocated memory is still 197.1MB. Free memory is still 164.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:12:12,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi --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 0.2.4-dev-0e0057c [2023-11-24 23:12:15,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:15,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:12:15,233 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:15,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:15,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:15,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:15,237 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:15,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:15,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:15,244 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:15,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:15,245 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:15,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:15,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:15,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:15,248 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:15,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:15,249 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:15,250 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:15,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:15,251 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:15,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:15,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:15,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:15,253 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:15,253 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:15,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:15,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:15,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:15,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:15,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:15,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:15,257 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:15,257 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:15,258 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:15,258 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:15,258 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 197e06cdc19dadc7ee995542a4677229fc9518691d9357ae11526a5e91dbad37 [2023-11-24 23:12:15,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:15,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:15,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:15,819 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:15,819 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:15,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2023-11-24 23:12:18,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:19,176 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:19,176 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c [2023-11-24 23:12:19,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/99567d65e/38fe341afdde4288893a802387a13809/FLAG7b3fa33dd [2023-11-24 23:12:19,198 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/data/99567d65e/38fe341afdde4288893a802387a13809 [2023-11-24 23:12:19,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:19,202 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:19,203 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:19,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:19,208 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:19,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,210 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38dbccde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19, skipping insertion in model container [2023-11-24 23:12:19,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:19,372 WARN L240 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2023-11-24 23:12:19,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:19,396 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:19,412 WARN L240 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_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/sv-benchmarks/c/bitvector-regression/implicitfloatconversion.c[371,384] [2023-11-24 23:12:19,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:19,430 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:19,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19 WrapperNode [2023-11-24 23:12:19,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:19,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:19,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:19,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:19,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,468 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2023-11-24 23:12:19,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:19,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:19,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:19,470 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:19,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,497 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,501 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,502 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:19,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:19,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:19,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:19,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:19,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:19,542 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:19,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:19,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:19,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:19,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:19,678 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:19,680 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:19,809 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:19,838 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:19,838 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:12:19,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:19 BoogieIcfgContainer [2023-11-24 23:12:19,841 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:19,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:19,842 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:19,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:19,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:19" (1/1) ... [2023-11-24 23:12:19,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:19,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2023-11-24 23:12:19,941 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2023-11-24 23:12:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:12:19,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:19,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:19,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:19,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:19,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15dd9ba1-f83a-45b3-9891-a0a73675c8b7/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:12:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:20,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat