./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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 f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:48,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:48,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:20:48,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:20:48,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:20:48,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:48,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:48,919 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:48,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:48,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:48,921 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:48,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:48,922 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:48,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:20:48,924 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:48,924 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:48,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:48,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:48,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:48,926 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:48,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:48,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:48,928 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:48,929 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:48,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:48,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:48,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:48,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:48,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:48,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:48,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:48,933 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:20:48,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:20:48,934 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad [2024-11-08 23:20:49,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:49,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:49,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:49,416 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:49,419 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:49,420 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:20:52,196 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:20:52,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:20:52,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2024-11-08 23:20:52,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/516d99cf8/308babc282994e85ab708c75b7204867/FLAG752e9e3c2 [2024-11-08 23:20:52,524 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/516d99cf8/308babc282994e85ab708c75b7204867 [2024-11-08 23:20:52,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:20:52,529 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:20:52,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:52,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:20:52,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:20:52,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:52" (1/1) ... [2024-11-08 23:20:52,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d02a260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:52, skipping insertion in model container [2024-11-08 23:20:52,551 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:20:52" (1/1) ... [2024-11-08 23:20:52,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:20:52,917 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-08 23:20:52,924 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-08 23:20:52,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:52,999 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:20:53,018 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-08 23:20:53,021 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-08 23:20:53,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:20:53,088 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:20:53,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53 WrapperNode [2024-11-08 23:20:53,088 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:20:53,090 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:53,090 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:20:53,090 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:20:53,098 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,109 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,132 INFO L138 Inliner]: procedures = 27, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 77 [2024-11-08 23:20:53,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:20:53,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:20:53,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:20:53,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:20:53,150 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,170 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:20:53,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:20:53,177 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:20:53,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:20:53,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:20:53" (1/1) ... [2024-11-08 23:20:53,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:53,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:20:53,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:20:53,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:20:53,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:20:53,271 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:20:53,272 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:20:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 23:20:53,272 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 23:20:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:20:53,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:20:53,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:20:53,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:20:53,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:20:53,369 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:20:53,373 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:20:54,028 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-08 23:20:54,028 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:20:54,328 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:20:54,328 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:20:54,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:54 BoogieIcfgContainer [2024-11-08 23:20:54,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:20:54,331 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:20:54,331 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:20:54,346 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:20:54,346 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:54" (1/1) ... [2024-11-08 23:20:54,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:20:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-08 23:20:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-08 23:20:54,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:20:54,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:54,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:20:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:54,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:54,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:54,681 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:20:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:20:54,707 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 23:20:54,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:20:54 ImpRootNode [2024-11-08 23:20:54,736 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:20:54,737 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:20:54,740 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:20:54,741 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:20:54,741 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:20:54" (3/4) ... [2024-11-08 23:20:54,745 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 23:20:54,747 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:20:54,748 INFO L158 Benchmark]: Toolchain (without parser) took 2218.82ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 63.7MB in the beginning and 89.2MB in the end (delta: -25.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-11-08 23:20:54,749 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 125.8MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:54,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.18ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 63.5MB in the beginning and 126.7MB in the end (delta: -63.2MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-11-08 23:20:54,750 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.17ms. Allocated memory is still 165.7MB. Free memory was 126.7MB in the beginning and 125.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:54,751 INFO L158 Benchmark]: Boogie Preprocessor took 41.78ms. Allocated memory is still 165.7MB. Free memory was 125.5MB in the beginning and 123.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:54,753 INFO L158 Benchmark]: RCFGBuilder took 1153.23ms. Allocated memory is still 165.7MB. Free memory was 123.8MB in the beginning and 100.9MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 23:20:54,754 INFO L158 Benchmark]: CodeCheck took 405.20ms. Allocated memory is still 165.7MB. Free memory was 100.9MB in the beginning and 89.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:20:54,755 INFO L158 Benchmark]: Witness Printer took 10.42ms. Allocated memory is still 165.7MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:20:54,762 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 4 procedures, 49 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: [L310] COND TRUE __VERIFIER_nondet_int() [L311] 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 < 1.399f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 125.8MB. Free memory is still 100.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.18ms. Allocated memory was 125.8MB in the beginning and 165.7MB in the end (delta: 39.8MB). Free memory was 63.5MB in the beginning and 126.7MB in the end (delta: -63.2MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.17ms. Allocated memory is still 165.7MB. Free memory was 126.7MB in the beginning and 125.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.78ms. Allocated memory is still 165.7MB. Free memory was 125.5MB in the beginning and 123.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1153.23ms. Allocated memory is still 165.7MB. Free memory was 123.8MB in the beginning and 100.9MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 405.20ms. Allocated memory is still 165.7MB. Free memory was 100.9MB in the beginning and 89.2MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 10.42ms. Allocated memory is still 165.7MB. Free memory is still 89.2MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 23:20:54,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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 f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:20:57,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:20:58,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:20:58,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:20:58,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:20:58,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:20:58,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:20:58,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:20:58,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:20:58,088 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:20:58,089 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:20:58,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:20:58,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:20:58,090 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:20:58,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:20:58,094 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:20:58,094 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:20:58,094 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:20:58,095 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:20:58,095 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:20:58,096 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:20:58,102 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:20:58,102 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:20:58,103 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:20:58,103 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:20:58,103 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:20:58,104 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:58,104 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:20:58,104 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:20:58,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:20:58,105 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:20:58,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:20:58,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:20:58,106 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:20:58,106 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:58,107 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:20:58,107 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32113811de2ab4c3fb74e14d99b17c8b125c39361fe4dfe371ba0cd2a7c43ad [2024-11-08 23:20:58,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:20:58,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:20:58,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:20:58,651 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:20:58,652 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:20:58,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c Unable to find full path for "g++" [2024-11-08 23:21:01,418 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:21:01,746 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:21:01,746 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c [2024-11-08 23:21:01,759 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/cd3e82cea/cfe6479541e04be7a30bc37a07915b2f/FLAG63ce38f68 [2024-11-08 23:21:01,778 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/data/cd3e82cea/cfe6479541e04be7a30bc37a07915b2f [2024-11-08 23:21:01,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:21:01,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:21:01,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:01,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:21:01,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:21:01,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:01" (1/1) ... [2024-11-08 23:21:01,796 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad68875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:01, skipping insertion in model container [2024-11-08 23:21:01,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:21:01" (1/1) ... [2024-11-08 23:21:01,841 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:21:02,151 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-08 23:21:02,160 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-08 23:21:02,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:02,327 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:21:02,361 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[1997,2010] [2024-11-08 23:21:02,364 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_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/sv-benchmarks/c/combinations/square_6+soft_float_4-2a.c.cil.c[2391,2404] [2024-11-08 23:21:02,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:21:02,453 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:21:02,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02 WrapperNode [2024-11-08 23:21:02,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:21:02,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:02,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:21:02,457 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:21:02,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,531 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2024-11-08 23:21:02,538 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:21:02,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:21:02,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:21:02,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:21:02,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,601 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,603 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:21:02,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:21:02,613 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:21:02,613 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:21:02,614 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:21:02" (1/1) ... [2024-11-08 23:21:02,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:21:02,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:21:02,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:21:02,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:21:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:21:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:21:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-08 23:21:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-08 23:21:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure addflt [2024-11-08 23:21:02,715 INFO L138 BoogieDeclarations]: Found implementation of procedure addflt [2024-11-08 23:21:02,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:21:02,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:21:02,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:21:02,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:21:02,864 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:21:02,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:21:13,562 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-08 23:21:13,563 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:21:13,676 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:21:13,676 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:21:13,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:13 BoogieIcfgContainer [2024-11-08 23:21:13,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:21:13,678 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:21:13,679 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:21:13,690 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:21:13,691 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:21:13" (1/1) ... [2024-11-08 23:21:13,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:21:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:13,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 49 states and 68 transitions. [2024-11-08 23:21:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-08 23:21:13,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:21:13,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:13,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:13,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:13,766 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:13,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:33:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:33:16,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:33:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:33:26,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:33:26,880 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:33:26,886 INFO L158 Benchmark]: Toolchain (without parser) took 745100.93ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.3MB in the beginning and 53.2MB in the end (delta: -7.9MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,887 INFO L158 Benchmark]: CDTParser took 0.92ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 89.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:33:26,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.25ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 64.8MB in the end (delta: -19.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.59ms. Allocated memory is still 90.2MB. Free memory was 64.8MB in the beginning and 63.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,890 INFO L158 Benchmark]: Boogie Preprocessor took 72.74ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,891 INFO L158 Benchmark]: RCFGBuilder took 11064.97ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 62.4MB in the end (delta: -1.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,892 INFO L158 Benchmark]: CodeCheck took 733205.06ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 53.2MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 23:33:26,899 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.92ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 44.9MB in the end (delta: 89.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.25ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 45.1MB in the beginning and 64.8MB in the end (delta: -19.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.59ms. Allocated memory is still 90.2MB. Free memory was 64.8MB in the beginning and 63.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.74ms. Allocated memory is still 90.2MB. Free memory was 63.0MB in the beginning and 61.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11064.97ms. Allocated memory is still 90.2MB. Free memory was 61.3MB in the beginning and 62.4MB in the end (delta: -1.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * CodeCheck took 733205.06ms. Allocated memory is still 90.2MB. Free memory was 62.4MB in the beginning and 53.2MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:33:26,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_017acbd7-c48a-4e0d-a9a3-5928aeef9da6/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown