./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/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_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/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_a34e857f-7f93-4e36-a7bc-02ab623238a2/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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:43:26,351 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:43:26,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:43:26,440 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:43:26,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:43:26,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:43:26,473 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:43:26,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:43:26,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:43:26,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:43:26,479 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:43:26,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:43:26,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:43:26,482 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:43:26,482 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:43:26,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:43:26,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:43:26,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:43:26,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:43:26,484 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:43:26,487 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:43:26,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:43:26,488 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:43:26,488 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:43:26,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:43:26,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:43:26,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:43:26,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:26,490 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:43:26,493 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:43:26,493 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:43:26,494 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:43:26,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:43:26,496 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-11-09 00:43:26,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:43:26,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:43:26,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:43:26,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:43:26,804 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:43:26,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:43:28,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:43:29,092 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:43:29,093 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-09 00:43:29,102 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/6a864c5a7/f05e264d7997456f9092b295557ff198/FLAGf94d85292 [2024-11-09 00:43:29,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/6a864c5a7/f05e264d7997456f9092b295557ff198 [2024-11-09 00:43:29,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:43:29,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:43:29,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:29,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:43:29,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:43:29,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1466d9e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29, skipping insertion in model container [2024-11-09 00:43:29,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:43:29,366 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-09 00:43:29,372 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-09 00:43:29,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:29,435 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:43:29,451 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-09 00:43:29,453 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-09 00:43:29,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:29,498 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:43:29,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29 WrapperNode [2024-11-09 00:43:29,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:29,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:29,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:43:29,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:43:29,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,542 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-09 00:43:29,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:29,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:43:29,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:43:29,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:43:29,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,577 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:43:29,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:43:29,584 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:43:29,584 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:43:29,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:29" (1/1) ... [2024-11-09 00:43:29,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:29,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:43:29,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:43:29,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:43:29,640 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:43:29,641 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:43:29,641 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:43:29,750 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:43:29,753 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:43:30,255 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-11-09 00:43:30,255 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:30,486 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:30,486 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:43:30,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:30 BoogieIcfgContainer [2024-11-09 00:43:30,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:30,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:30,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:30,500 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:30,500 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:30" (1/1) ... [2024-11-09 00:43:30,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:30,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:30,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:43:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:43:30,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:43:30,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:30,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:43:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:30,692 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:43:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:30,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:43:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:30,772 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:43:30,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:43:30 ImpRootNode [2024-11-09 00:43:30,796 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:43:30,798 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:43:30,798 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:43:30,798 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:43:30,799 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:30" (3/4) ... [2024-11-09 00:43:30,803 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:43:30,805 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:43:30,806 INFO L158 Benchmark]: Toolchain (without parser) took 1682.24ms. Allocated memory is still 159.4MB. Free memory was 121.9MB in the beginning and 99.6MB in the end (delta: 22.2MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,807 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:30,808 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.01ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 105.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.68ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 103.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,809 INFO L158 Benchmark]: Boogie Preprocessor took 39.42ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,810 INFO L158 Benchmark]: RCFGBuilder took 904.14ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 111.1MB in the end (delta: -9.7MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,810 INFO L158 Benchmark]: CodeCheck took 307.11ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 99.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:43:30,811 INFO L158 Benchmark]: Witness Printer took 6.99ms. Allocated memory is still 159.4MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:43:30,818 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 3 procedures, 45 locations, 2 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, 4 NumberOfCodeBlocks, 4 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: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.398f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 68.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.01ms. Allocated memory is still 159.4MB. Free memory was 121.3MB in the beginning and 105.1MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.68ms. Allocated memory is still 159.4MB. Free memory was 105.1MB in the beginning and 103.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.42ms. Allocated memory is still 159.4MB. Free memory was 103.0MB in the beginning and 101.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 904.14ms. Allocated memory is still 159.4MB. Free memory was 101.5MB in the beginning and 111.1MB in the end (delta: -9.7MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * CodeCheck took 307.11ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 99.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 6.99ms. Allocated memory is still 159.4MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:43:30,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/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 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/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_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/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_a34e857f-7f93-4e36-a7bc-02ab623238a2/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 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:43:33,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:43:33,362 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:43:33,406 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:43:33,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:43:33,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:43:33,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:43:33,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:43:33,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:43:33,411 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:43:33,412 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:43:33,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:43:33,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:43:33,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:43:33,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:43:33,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:43:33,416 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:43:33,416 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:43:33,416 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:43:33,417 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:43:33,417 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:43:33,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:43:33,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:43:33,422 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:43:33,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:43:33,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:43:33,422 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:33,423 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:43:33,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:43:33,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:33,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:43:33,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:43:33,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:43:33,425 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:43:33,425 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:33,425 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:43:33,425 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fdb430a563564dba34d4fe6c6ffeed490245913891172fda591ae44bb309801 [2024-11-09 00:43:33,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:43:33,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:43:33,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:43:33,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:43:33,840 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:43:33,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c Unable to find full path for "g++" [2024-11-09 00:43:35,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:43:36,081 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:43:36,082 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c [2024-11-09 00:43:36,092 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/43fb05724/962693bc705d4d3a9118770bd6960fad/FLAG45753bde7 [2024-11-09 00:43:36,425 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/data/43fb05724/962693bc705d4d3a9118770bd6960fad [2024-11-09 00:43:36,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:43:36,429 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:43:36,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:36,431 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:43:36,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:43:36,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:36,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6877452c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36, skipping insertion in model container [2024-11-09 00:43:36,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:36,471 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:43:36,740 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-09 00:43:36,748 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-09 00:43:36,809 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:36,835 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:43:36,856 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[1997,2010] [2024-11-09 00:43:36,860 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_a34e857f-7f93-4e36-a7bc-02ab623238a2/sv-benchmarks/c/combinations/square_2+soft_float_2a.c.cil.c[2366,2379] [2024-11-09 00:43:36,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:43:36,934 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:43:36,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36 WrapperNode [2024-11-09 00:43:36,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:43:36,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:36,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:43:36,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:43:36,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:36,959 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:36,997 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-09 00:43:37,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:43:37,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:43:37,004 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:43:37,004 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:43:37,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,018 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,020 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:43:37,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:43:37,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:43:37,091 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:43:37,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:43:36" (1/1) ... [2024-11-09 00:43:37,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:43:37,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:43:37,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:43:37,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:43:37,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:43:37,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:43:37,208 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-09 00:43:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-09 00:43:37,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:43:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:43:37,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:43:37,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:43:37,334 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:43:37,337 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:43:43,445 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-09 00:43:43,446 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:43:43,562 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:43:43,562 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:43:43,563 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:43 BoogieIcfgContainer [2024-11-09 00:43:43,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:43:43,564 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:43:43,564 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:43:43,576 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:43:43,577 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:43:43" (1/1) ... [2024-11-09 00:43:43,587 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:43:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:43:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-09 00:43:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-09 00:43:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:43:43,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:43:43,651 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:43:43,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:43:43,654 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:43:43,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a34e857f-7f93-4e36-a7bc-02ab623238a2/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:43:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:43:51,454 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:43:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat