./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9 --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 f4c12887b518c30807abd8d1f5e8bfcee830c9bbeabadce2ed262c9ce9e837ab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:35:06,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:35:07,036 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:35:07,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:35:07,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:35:07,061 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:35:07,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:35:07,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:35:07,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:35:07,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:35:07,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:35:07,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:35:07,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:35:07,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:35:07,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:35:07,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:35:07,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:35:07,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:35:07,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:35:07,069 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:35:07,069 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:35:07,070 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:35:07,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:35:07,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:35:07,072 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:35:07,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:35:07,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:35:07,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:35:07,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:35:07,073 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:35:07,074 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:35:07,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:35:07,074 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:35:07,075 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_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4c12887b518c30807abd8d1f5e8bfcee830c9bbeabadce2ed262c9ce9e837ab [2023-12-02 23:35:07,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:35:07,313 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:35:07,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:35:07,317 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:35:07,318 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:35:07,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i [2023-12-02 23:35:10,041 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:35:10,225 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:35:10,226 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i [2023-12-02 23:35:10,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/1c617d904/cab9f564f4094184ba445465c67e6292/FLAGfb74b15eb [2023-12-02 23:35:10,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/1c617d904/cab9f564f4094184ba445465c67e6292 [2023-12-02 23:35:10,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:35:10,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:35:10,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:35:10,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:35:10,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:35:10,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c81100e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10, skipping insertion in model container [2023-12-02 23:35:10,254 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,281 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:35:10,417 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i[917,930] [2023-12-02 23:35:10,454 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:10,467 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:35:10,476 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i[917,930] [2023-12-02 23:35:10,495 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:10,512 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:35:10,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10 WrapperNode [2023-12-02 23:35:10,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:35:10,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:10,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:35:10,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:35:10,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,558 INFO L138 Inliner]: procedures = 26, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 144 [2023-12-02 23:35:10,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:10,560 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:35:10,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:35:10,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:35:10,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,573 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,573 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,585 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,592 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:35:10,593 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:35:10,593 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:35:10,593 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:35:10,594 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:10" (1/1) ... [2023-12-02 23:35:10,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:35:10,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:35:10,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:35:10,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:35:10,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:35:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:35:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:35:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:35:10,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:35:10,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:35:10,749 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:35:10,752 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:35:11,000 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:35:11,159 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:35:11,159 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:35:11,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:11 BoogieIcfgContainer [2023-12-02 23:35:11,161 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:35:11,162 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:35:11,162 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:35:11,170 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:35:11,170 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:11" (1/1) ... [2023-12-02 23:35:11,178 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:35:11,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:11,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2023-12-02 23:35:11,247 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2023-12-02 23:35:11,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:35:11,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:11,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:35:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:35:11,542 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:35:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:35:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:35:11,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 23:35:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 23:35:11,930 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-12-02 23:35:11,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:35:11 ImpRootNode [2023-12-02 23:35:11,994 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:35:11,995 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:35:11,995 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:35:11,996 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:35:11,996 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:11" (3/4) ... [2023-12-02 23:35:11,998 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 23:35:11,999 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:35:12,000 INFO L158 Benchmark]: Toolchain (without parser) took 1753.22ms. Allocated memory is still 178.3MB. Free memory was 146.2MB in the beginning and 100.1MB in the end (delta: 46.1MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2023-12-02 23:35:12,001 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:35:12,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.83ms. Allocated memory is still 178.3MB. Free memory was 146.2MB in the beginning and 133.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:35:12,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.73ms. Allocated memory is still 178.3MB. Free memory was 133.9MB in the beginning and 131.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:35:12,003 INFO L158 Benchmark]: Boogie Preprocessor took 32.68ms. Allocated memory is still 178.3MB. Free memory was 131.3MB in the beginning and 130.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:35:12,004 INFO L158 Benchmark]: RCFGBuilder took 568.14ms. Allocated memory is still 178.3MB. Free memory was 129.7MB in the beginning and 94.0MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 23:35:12,004 INFO L158 Benchmark]: CodeCheck took 832.51ms. Allocated memory is still 178.3MB. Free memory was 93.6MB in the beginning and 100.6MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:35:12,005 INFO L158 Benchmark]: Witness Printer took 4.35ms. Allocated memory is still 178.3MB. Free memory was 100.6MB in the beginning and 100.1MB in the end (delta: 502.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:35:12,008 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 2 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, 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, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 64 NumberOfCodeBlocks, 64 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: 19]: 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 43, overapproximation of bitwiseOr at line 51. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed short int var_1_7 = 32; [L24] signed short int var_1_8 = 20113; [L25] signed short int var_1_9 = 100; [L26] signed char var_1_10 = 100; [L27] signed char var_1_11 = -1; [L28] signed char var_1_12 = 16; [L29] unsigned char var_1_13 = 1; [L30] unsigned char var_1_15 = 0; [L31] unsigned char var_1_16 = 1; [L32] unsigned short int var_1_18 = 10; [L33] unsigned short int var_1_19 = 256; [L34] float var_1_20 = 32.5; [L35] float var_1_21 = 127.4; [L36] signed short int var_1_22 = 128; [L104] isInitial = 1 [L105] FCALL initially() [L106] COND TRUE 1 [L107] FCALL updateLastVariables() [L108] CALL updateVariables() [L70] var_1_7 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_7 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=20113, var_1_9=100] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_7 >= -1) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=20113, var_1_9=100] [L72] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=20113, var_1_9=100] [L20] COND FALSE !(!cond) [L72] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=20113, var_1_9=100] [L73] var_1_8 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_8 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=100] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_8 >= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=100] [L75] CALL assume_abort_if_not(var_1_8 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=100] [L20] COND FALSE !(!cond) [L75] RET assume_abort_if_not(var_1_8 <= 32766) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=100] [L76] var_1_9 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L78] CALL assume_abort_if_not(var_1_9 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not(var_1_9 <= 16383) VAL [isInitial=1, var_1_10=100, var_1_11=-1, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L79] var_1_11 = __VERIFIER_nondet_char() [L80] CALL assume_abort_if_not(var_1_11 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_11 >= -63) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L81] CALL assume_abort_if_not(var_1_11 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(var_1_11 <= 63) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=16, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L82] var_1_12 = __VERIFIER_nondet_char() [L83] CALL assume_abort_if_not(var_1_12 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_12 >= -31) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L84] CALL assume_abort_if_not(var_1_12 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_12 <= 32) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=0, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L85] var_1_15 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L87] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L88] var_1_16 = __VERIFIER_nondet_uchar() [L89] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L90] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=256, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L91] var_1_19 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L93] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=65534, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=65534, var_1_1=16, var_1_20=65/2, var_1_21=637/5, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L94] var_1_21 = __VERIFIER_nondet_float() [L95] CALL assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=65534, var_1_1=16, var_1_20=65/2, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L20] COND FALSE !(!cond) [L95] RET assume_abort_if_not((var_1_21 >= -922337.2036854765600e+13F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=10, var_1_19=65534, var_1_1=16, var_1_20=65/2, var_1_22=128, var_1_7=32766, var_1_8=32749, var_1_9=0] [L108] RET updateVariables() [L109] CALL step() [L40] var_1_18 = var_1_19 [L41] var_1_20 = var_1_21 [L42] var_1_22 = var_1_12 [L43] COND TRUE 127.5f > var_1_20 [L44] var_1_13 = (var_1_15 && var_1_16) [L48] COND FALSE !(var_1_18 == var_1_7) [L51] EXPR (32 * -25) | var_1_22 [L51] COND FALSE !(((32 * -25) | var_1_22) >= var_1_11) [L57] COND TRUE \read(var_1_13) [L58] COND TRUE var_1_10 > var_1_22 [L59] COND TRUE \read(var_1_13) [L60] var_1_1 = (var_1_7 - (var_1_8 - var_1_9)) [L109] RET step() [L110] CALL, EXPR property() [L100] EXPR (var_1_13 ? ((var_1_10 > var_1_22) ? (var_1_13 ? (var_1_1 == ((signed short int) (var_1_7 - (var_1_8 - var_1_9)))) : (var_1_1 == ((signed short int) var_1_18))) : (var_1_1 == ((signed short int) 8))) : 1) && ((var_1_18 == var_1_7) ? (var_1_10 == ((signed char) (var_1_11 + (var_1_12 + -25)))) : ((((32 * -25) | var_1_22) >= var_1_11) ? (var_1_13 ? (var_1_10 == ((signed char) var_1_12)) : 1) : 1)) [L100] EXPR (var_1_18 == var_1_7) ? (var_1_10 == ((signed char) (var_1_11 + (var_1_12 + -25)))) : ((((32 * -25) | var_1_22) >= var_1_11) ? (var_1_13 ? (var_1_10 == ((signed char) var_1_12)) : 1) : 1) [L100] EXPR (32 * -25) | var_1_22 [L100] EXPR (var_1_18 == var_1_7) ? (var_1_10 == ((signed char) (var_1_11 + (var_1_12 + -25)))) : ((((32 * -25) | var_1_22) >= var_1_11) ? (var_1_13 ? (var_1_10 == ((signed char) var_1_12)) : 1) : 1) [L100] EXPR (var_1_13 ? ((var_1_10 > var_1_22) ? (var_1_13 ? (var_1_1 == ((signed short int) (var_1_7 - (var_1_8 - var_1_9)))) : (var_1_1 == ((signed short int) var_1_18))) : (var_1_1 == ((signed short int) 8))) : 1) && ((var_1_18 == var_1_7) ? (var_1_10 == ((signed char) (var_1_11 + (var_1_12 + -25)))) : ((((32 * -25) | var_1_22) >= var_1_11) ? (var_1_13 ? (var_1_10 == ((signed char) var_1_12)) : 1) : 1)) [L100-L101] return (((((var_1_13 ? ((var_1_10 > var_1_22) ? (var_1_13 ? (var_1_1 == ((signed short int) (var_1_7 - (var_1_8 - var_1_9)))) : (var_1_1 == ((signed short int) var_1_18))) : (var_1_1 == ((signed short int) 8))) : 1) && ((var_1_18 == var_1_7) ? (var_1_10 == ((signed char) (var_1_11 + (var_1_12 + -25)))) : ((((32 * -25) | var_1_22) >= var_1_11) ? (var_1_13 ? (var_1_10 == ((signed char) var_1_12)) : 1) : 1))) && ((127.5f > var_1_20) ? (var_1_13 == ((unsigned char) (var_1_15 && var_1_16))) : (var_1_13 == ((unsigned char) ((var_1_20 >= var_1_20) || var_1_15))))) && (var_1_18 == ((unsigned short int) var_1_19))) && (var_1_20 == ((float) var_1_21))) && (var_1_22 == ((signed short int) var_1_12)) ; [L110] RET, EXPR property() [L110] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=65534, var_1_19=65534, var_1_1=17, var_1_20=2, var_1_21=2, var_1_22=1, var_1_7=32766, var_1_8=32749, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=100, var_1_11=-63, var_1_12=1, var_1_13=1, var_1_15=1, var_1_16=1, var_1_18=65534, var_1_19=65534, var_1_1=17, var_1_20=2, var_1_21=2, var_1_22=1, var_1_7=32766, var_1_8=32749, var_1_9=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.83ms. Allocated memory is still 178.3MB. Free memory was 146.2MB in the beginning and 133.9MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.73ms. Allocated memory is still 178.3MB. Free memory was 133.9MB in the beginning and 131.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.68ms. Allocated memory is still 178.3MB. Free memory was 131.3MB in the beginning and 130.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 568.14ms. Allocated memory is still 178.3MB. Free memory was 129.7MB in the beginning and 94.0MB in the end (delta: 35.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 832.51ms. Allocated memory is still 178.3MB. Free memory was 93.6MB in the beginning and 100.6MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.35ms. Allocated memory is still 178.3MB. Free memory was 100.6MB in the beginning and 100.1MB in the end (delta: 502.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 23:35:12,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/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_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9 --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 f4c12887b518c30807abd8d1f5e8bfcee830c9bbeabadce2ed262c9ce9e837ab --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:35:13,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:35:14,044 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 23:35:14,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:35:14,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:35:14,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:35:14,077 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:35:14,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:35:14,078 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:35:14,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:35:14,079 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:35:14,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:35:14,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:35:14,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:35:14,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:35:14,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:35:14,082 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:35:14,083 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:35:14,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:35:14,084 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:35:14,084 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:35:14,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:35:14,086 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:35:14,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:35:14,086 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:35:14,087 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:35:14,087 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:35:14,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:35:14,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:35:14,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:35:14,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:35:14,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:35:14,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:35:14,091 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:35:14,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:35:14,091 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:35:14,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:35:14,092 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4c12887b518c30807abd8d1f5e8bfcee830c9bbeabadce2ed262c9ce9e837ab [2023-12-02 23:35:14,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:35:14,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:35:14,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:35:14,400 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:35:14,400 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:35:14,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i [2023-12-02 23:35:17,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:35:17,375 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:35:17,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i [2023-12-02 23:35:17,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/f7ac0db3f/85c6143a9f924c61b4594773d4350690/FLAGe85d4bd10 [2023-12-02 23:35:17,399 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/data/f7ac0db3f/85c6143a9f924c61b4594773d4350690 [2023-12-02 23:35:17,401 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:35:17,402 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:35:17,403 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:35:17,404 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:35:17,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:35:17,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48614e32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17, skipping insertion in model container [2023-12-02 23:35:17,411 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:35:17,579 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i[917,930] [2023-12-02 23:35:17,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:17,638 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:35:17,649 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-97.i[917,930] [2023-12-02 23:35:17,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:35:17,688 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:35:17,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17 WrapperNode [2023-12-02 23:35:17,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:35:17,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:17,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:35:17,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:35:17,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,706 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,734 INFO L138 Inliner]: procedures = 27, calls = 30, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 110 [2023-12-02 23:35:17,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:35:17,735 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:35:17,735 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:35:17,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:35:17,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,759 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,763 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,766 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,768 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:35:17,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:35:17,774 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:35:17,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:35:17,775 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:35:17" (1/1) ... [2023-12-02 23:35:17,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:35:17,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:35:17,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:35:17,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:35:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:35:17,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:35:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:35:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:35:17,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:35:17,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:35:17,921 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:35:17,923 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:35:18,140 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:35:18,267 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:35:18,267 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:35:18,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:18 BoogieIcfgContainer [2023-12-02 23:35:18,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:35:18,270 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:35:18,270 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:35:18,280 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:35:18,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:35:18" (1/1) ... [2023-12-02 23:35:18,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:35:18,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:35:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2023-12-02 23:35:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2023-12-02 23:35:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:35:18,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:35:18,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 23:35:18,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 23:35:18,394 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 23:35:18,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd17c648-c0f9-43ac-b800-987b0a268145/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 23:35:18,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:18,802 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 23:35:18,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:35:18,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 23:35:18,901 INFO L285 TraceCheckSpWp]: Computing forward predicates...