./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm --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 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:18:24,656 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:18:24,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:18:24,782 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:18:24,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:18:24,832 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:18:24,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:18:24,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:18:24,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:18:24,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:18:24,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:18:24,837 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:18:24,837 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:18:24,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:18:24,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:18:24,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:18:24,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:18:24,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:18:24,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:18:24,840 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:18:24,840 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:18:24,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:18:24,841 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:18:24,841 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:18:24,841 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:18:24,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:18:24,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:18:24,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:24,842 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:18:24,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:18:24,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:18:24,842 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:18:24,842 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:18:24,842 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm 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 -> 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 [2024-11-13 21:18:25,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:18:25,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:18:25,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:18:25,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:18:25,246 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:18:25,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:18:27,362 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:18:27,708 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:18:27,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-13 21:18:27,723 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/eb7ca2fc9/bc684968f1914f0daea9b9e9994baa59/FLAG7ff4301ae [2024-11-13 21:18:27,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/eb7ca2fc9/bc684968f1914f0daea9b9e9994baa59 [2024-11-13 21:18:27,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:18:27,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:18:27,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:27,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:18:27,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:18:27,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:27" (1/1) ... [2024-11-13 21:18:27,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0c3e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:27, skipping insertion in model container [2024-11-13 21:18:27,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:27" (1/1) ... [2024-11-13 21:18:27,786 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:18:28,021 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-13 21:18:28,027 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-13 21:18:28,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:28,094 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:18:28,110 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-13 21:18:28,112 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-13 21:18:28,154 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:28,173 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:18:28,174 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28 WrapperNode [2024-11-13 21:18:28,174 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:28,176 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:28,176 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:18:28,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:18:28,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,195 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,223 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-11-13 21:18:28,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:28,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:18:28,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:18:28,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:18:28,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,256 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,259 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:18:28,260 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:18:28,261 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:18:28,261 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:18:28,262 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:28" (1/1) ... [2024-11-13 21:18:28,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:28,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:18:28,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:18:28,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:18:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:18:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:18:28,358 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:18:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:18:28,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:18:28,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:18:28,359 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:18:28,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:18:28,487 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:18:28,491 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:18:29,007 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-13 21:18:29,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:18:29,283 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:18:29,283 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:18:29,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:29 BoogieIcfgContainer [2024-11-13 21:18:29,284 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:18:29,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:18:29,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:18:29,298 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:18:29,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:29" (1/1) ... [2024-11-13 21:18:29,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:18:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:29,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 21:18:29,391 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 21:18:29,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:18:29,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:29,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:18:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:29,507 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:18:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:29,576 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:18:29,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:29,595 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:18:29,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:18:29 ImpRootNode [2024-11-13 21:18:29,622 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:18:29,625 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:18:29,625 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:18:29,626 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:18:29,627 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:29" (3/4) ... [2024-11-13 21:18:29,631 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:18:29,632 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:18:29,636 INFO L158 Benchmark]: Toolchain (without parser) took 1888.89ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 75.4MB in the end (delta: 16.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-13 21:18:29,637 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:29,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.00ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 77.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:18:29,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.86ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:29,638 INFO L158 Benchmark]: Boogie Preprocessor took 35.65ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 74.3MB in the end (delta: 906.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:29,639 INFO L158 Benchmark]: RCFGBuilder took 1023.84ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 86.6MB in the end (delta: -12.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-13 21:18:29,639 INFO L158 Benchmark]: CodeCheck took 336.99ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 76.1MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:18:29,640 INFO L158 Benchmark]: Witness Printer took 7.45ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 75.4MB in the end (delta: 741.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:18:29,647 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 someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L320] COND TRUE __VERIFIER_nondet_int() [L321] 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 < 1.39f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 83.9MB. Free memory is still 40.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.00ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 77.1MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.86ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 75.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.65ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 74.3MB in the end (delta: 906.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1023.84ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 86.6MB in the end (delta: -12.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 336.99ms. Allocated memory is still 117.4MB. Free memory was 85.9MB in the beginning and 76.1MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.45ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 75.4MB in the end (delta: 741.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:18:29,682 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm --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 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:18:32,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:18:32,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:18:32,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:18:32,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:18:32,896 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:18:32,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:18:32,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:18:32,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:18:32,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:18:32,900 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:18:32,901 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:18:32,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:18:32,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:18:32,902 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:18:32,902 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:32,902 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:18:32,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:18:32,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:32,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:18:32,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:18:32,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:18:32,903 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:18:32,903 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:32,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:18:32,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm 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 -> 86314e6cd12102dcba0a36e5967a163555a00f3305c4ea506b55d42491a26d21 [2024-11-13 21:18:33,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:18:33,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:18:33,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:18:33,251 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:18:33,251 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:18:33,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c Unable to find full path for "g++" [2024-11-13 21:18:35,357 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:18:35,729 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:18:35,730 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c [2024-11-13 21:18:35,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/8fd239f17/9f1b068d21f74eb8af90728b79bcad2f/FLAG838464d95 [2024-11-13 21:18:35,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/data/8fd239f17/9f1b068d21f74eb8af90728b79bcad2f [2024-11-13 21:18:35,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:18:35,959 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:18:35,961 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:35,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:18:35,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:18:35,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:35" (1/1) ... [2024-11-13 21:18:35,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5610d779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:35, skipping insertion in model container [2024-11-13 21:18:35,970 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:18:35" (1/1) ... [2024-11-13 21:18:36,003 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:18:36,214 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-13 21:18:36,220 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-13 21:18:36,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:36,324 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:18:36,347 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[1996,2009] [2024-11-13 21:18:36,352 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_abe41b90-774f-4a7e-8593-7f7804541aa8/sv-benchmarks/c/combinations/square_1+soft_float_3a.c.cil.c[2365,2378] [2024-11-13 21:18:36,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:18:36,431 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:18:36,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36 WrapperNode [2024-11-13 21:18:36,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:18:36,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:36,434 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:18:36,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:18:36,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,499 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-11-13 21:18:36,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:18:36,500 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:18:36,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:18:36,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:18:36,512 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,536 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,539 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:18:36,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:18:36,545 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:18:36,545 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:18:36,546 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:18:36" (1/1) ... [2024-11-13 21:18:36,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:18:36,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:18:36,587 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:18:36,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:18:36,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:18:36,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:18:36,626 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-11-13 21:18:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-11-13 21:18:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:18:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:18:36,627 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:18:36,627 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:18:36,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:18:36,759 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:18:47,422 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 21:18:47,422 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:18:47,515 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:18:47,515 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 21:18:47,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:47 BoogieIcfgContainer [2024-11-13 21:18:47,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:18:47,517 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:18:47,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:18:47,531 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:18:47,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:18:47" (1/1) ... [2024-11-13 21:18:47,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:18:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:18:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2024-11-13 21:18:47,608 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 21:18:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:18:47,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:18:47,611 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:18:47,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:18:47,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:18:47,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abe41b90-774f-4a7e-8593-7f7804541aa8/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:18:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:18:50,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:18:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat