./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3 --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 d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:41:13,756 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:41:13,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:41:13,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:41:13,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:41:13,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:41:13,891 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:41:13,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:41:13,891 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:41:13,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:41:13,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:41:13,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:41:13,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:41:13,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:41:13,895 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:41:13,896 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:41:13,896 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:41:13,896 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:41:13,897 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:41:13,897 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:41:13,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:41:13,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:41:13,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:41:13,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:41:13,897 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:41:13,898 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:41:13,899 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_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3 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 -> d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 [2024-11-25 02:41:14,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:41:14,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:41:14,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:41:14,278 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:41:14,279 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:41:14,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2024-11-25 02:41:17,317 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/47ab45a7f/a68ce48ba77948fb8153f1451d700934/FLAG35f292e57 [2024-11-25 02:41:17,630 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:41:17,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2024-11-25 02:41:17,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/47ab45a7f/a68ce48ba77948fb8153f1451d700934/FLAG35f292e57 [2024-11-25 02:41:17,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/47ab45a7f/a68ce48ba77948fb8153f1451d700934 [2024-11-25 02:41:17,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:41:17,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:41:17,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:41:17,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:41:17,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:41:17,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:41:17" (1/1) ... [2024-11-25 02:41:17,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56d73ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:17, skipping insertion in model container [2024-11-25 02:41:17,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:41:17" (1/1) ... [2024-11-25 02:41:17,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:41:17,896 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_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2024-11-25 02:41:17,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:41:17,994 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:41:18,007 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_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2024-11-25 02:41:18,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:41:18,079 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:41:18,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18 WrapperNode [2024-11-25 02:41:18,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:41:18,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:41:18,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:41:18,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:41:18,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,100 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,138 INFO L138 Inliner]: procedures = 26, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 147 [2024-11-25 02:41:18,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:41:18,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:41:18,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:41:18,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:41:18,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,160 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,170 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,171 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,172 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,176 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:41:18,177 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:41:18,178 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:41:18,178 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:41:18,179 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:41:18,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:41:18,223 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:41:18,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:41:18,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:41:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:41:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:41:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:41:18,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:41:18,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:41:18,338 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:41:18,340 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:41:18,669 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-25 02:41:18,670 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:41:18,859 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:41:18,859 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:41:18,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:41:18 BoogieIcfgContainer [2024-11-25 02:41:18,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:41:18,861 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:41:18,861 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:41:18,872 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:41:18,872 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:41:18" (1/1) ... [2024-11-25 02:41:18,882 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:41:18,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-25 02:41:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-25 02:41:18,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 02:41:18,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:18,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:41:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:41:19,291 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:41:19,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:41:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:41:19,653 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:41:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:41:19,788 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:41:19,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:41:19 ImpRootNode [2024-11-25 02:41:19,867 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:41:19,868 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:41:19,868 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:41:19,869 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:41:19,869 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:41:18" (3/4) ... [2024-11-25 02:41:19,872 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:41:19,873 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:41:19,874 INFO L158 Benchmark]: Toolchain (without parser) took 2202.22ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 55.1MB in the end (delta: 38.9MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-25 02:41:19,875 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:41:19,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.89ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 81.0MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:41:19,876 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.65ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:41:19,876 INFO L158 Benchmark]: Boogie Preprocessor took 37.40ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:41:19,877 INFO L158 Benchmark]: RCFGBuilder took 682.93ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 45.9MB in the end (delta: 31.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:41:19,877 INFO L158 Benchmark]: CodeCheck took 1006.94ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 55.7MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:41:19,877 INFO L158 Benchmark]: Witness Printer took 5.30ms. Allocated memory is still 117.4MB. Free memory was 55.7MB in the beginning and 55.1MB in the end (delta: 598.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:41:19,880 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: 0.9s, 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, 62 NumberOfCodeBlocks, 62 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, ConComCheckerStatistics: 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 someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of bitwiseOr at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 80, overapproximation of someBinaryDOUBLEComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 82, overapproximation of someBinaryDOUBLEComparisonOperation at line 78, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 9999.5; [L23] unsigned char var_1_2 = 1; [L24] double var_1_3 = 4.5; [L25] double var_1_4 = 2.5; [L26] double var_1_5 = 0.0; [L27] double var_1_6 = 999999999999.3; [L28] signed char var_1_7 = -128; [L29] signed char var_1_11 = -64; [L30] signed char var_1_12 = 5; [L31] signed char var_1_13 = 50; [L32] unsigned char var_1_14 = 0; [L33] unsigned char var_1_15 = 0; [L34] unsigned char var_1_16 = 0; [L35] unsigned char var_1_17 = 0; [L36] signed char last_1_var_1_7 = -128; [L107] isInitial = 1 [L108] FCALL initially() [L109] int k_loop; [L110] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=1, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L110] COND TRUE k_loop < 1 [L111] CALL updateLastVariables() [L100] last_1_var_1_7 = var_1_7 [L111] RET updateLastVariables() [L112] CALL updateVariables() [L72] var_1_2 = __VERIFIER_nondet_uchar() [L73] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L74] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_3=9/2, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L75] var_1_3 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_3 >= -922337.2036854765600e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854765600e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_4=5/2, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L77] var_1_4 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_5=0, var_1_6=9999999999993/10, var_1_7=-128] [L79] var_1_5 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_6=9999999999993/10, var_1_7=-128] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_6=9999999999993/10, var_1_7=-128] [L81] var_1_6 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-64, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L83] var_1_11 = __VERIFIER_nondet_char() [L84] CALL assume_abort_if_not(var_1_11 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 >= -127) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L85] CALL assume_abort_if_not(var_1_11 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_11 <= 126) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=50, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L86] var_1_13 = __VERIFIER_nondet_char() [L87] CALL assume_abort_if_not(var_1_13 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_13 >= -1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L88] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L89] var_1_15 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L91] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=0, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L92] var_1_16 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L94] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=0, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L95] var_1_17 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L97] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=5, var_1_13=-1, var_1_14=0, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=19999/2, var_1_2=-256, var_1_7=-128] [L112] RET updateVariables() [L113] CALL step() [L40] signed long int stepLocal_1 = ((((last_1_var_1_7) < (last_1_var_1_7)) ? (last_1_var_1_7) : (last_1_var_1_7))) + last_1_var_1_7; [L41] COND FALSE !(last_1_var_1_7 <= stepLocal_1) [L44] var_1_12 = var_1_11 [L46] unsigned char stepLocal_3 = var_1_2; [L47] unsigned long int stepLocal_2 = (((25u) > (var_1_12)) ? (25u) : (var_1_12)); [L48] COND TRUE stepLocal_3 || var_1_15 [L49] COND TRUE stepLocal_2 <= var_1_12 [L50] COND FALSE !(\read(var_1_2)) [L53] var_1_14 = var_1_17 [L59] EXPR var_1_12 ^ var_1_12 [L59] signed long int stepLocal_0 = var_1_12 ^ var_1_12; [L60] COND TRUE ((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != stepLocal_0 [L61] COND TRUE \read(var_1_14) [L62] var_1_7 = var_1_11 [L67] COND TRUE \read(var_1_14) [L68] var_1_1 = ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))) [L113] RET step() [L114] CALL, EXPR property() [L103] EXPR (var_1_14 ? (var_1_1 == ((double) ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))))) : 1) && ((((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != (var_1_12 ^ var_1_12)) ? (var_1_14 ? (var_1_7 == ((signed char) var_1_11)) : 1) : (var_1_7 == ((signed char) var_1_11))) [L103-L104] return (((var_1_14 ? (var_1_1 == ((double) ((((var_1_3) > ((var_1_4 - (var_1_5 - var_1_6)))) ? (var_1_3) : ((var_1_4 - (var_1_5 - var_1_6))))))) : 1) && ((((((-25) < (var_1_12)) ? (-25) : (var_1_12))) != (var_1_12 ^ var_1_12)) ? (var_1_14 ? (var_1_7 == ((signed char) var_1_11)) : 1) : (var_1_7 == ((signed char) var_1_11)))) && ((last_1_var_1_7 <= (((((last_1_var_1_7) < (last_1_var_1_7)) ? (last_1_var_1_7) : (last_1_var_1_7))) + last_1_var_1_7)) ? (var_1_12 == ((signed char) (var_1_13 - 1))) : (var_1_12 == ((signed char) var_1_11)))) && ((var_1_2 || var_1_15) ? ((((((25u) > (var_1_12)) ? (25u) : (var_1_12))) <= var_1_12) ? (var_1_2 ? (var_1_14 == ((unsigned char) var_1_16)) : (var_1_14 == ((unsigned char) var_1_17))) : 1) : (var_1_14 == ((unsigned char) var_1_16))) ; [L114] RET, EXPR property() [L114] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=-1, var_1_13=-1, var_1_14=1, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=2, var_1_2=-256, var_1_3=2, var_1_7=-1] [L19] reach_error() VAL [isInitial=1, last_1_var_1_7=-128, var_1_11=-1, var_1_12=-1, var_1_13=-1, var_1_14=1, var_1_15=-255, var_1_16=256, var_1_17=1, var_1_1=2, var_1_2=-256, var_1_3=2, var_1_7=-1] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.89ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 81.0MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.65ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 78.8MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.40ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 682.93ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 45.9MB in the end (delta: 31.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1006.94ms. Allocated memory is still 117.4MB. Free memory was 45.9MB in the beginning and 55.7MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.30ms. Allocated memory is still 117.4MB. Free memory was 55.7MB in the beginning and 55.1MB in the end (delta: 598.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:41:19,904 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/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_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3 --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 d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:41:22,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:41:22,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:41:22,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:41:22,893 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:41:22,894 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:41:22,894 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:41:22,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:41:22,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:41:22,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:41:22,895 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:41:22,895 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:41:22,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:41:22,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:41:22,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:41:22,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:41:22,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:41:22,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:41:22,898 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:41:22,898 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:41:22,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:41:22,899 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:41:22,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:41:22,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:41:22,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:41:22,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:41:22,900 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:22,900 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:41:22,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:41:22,900 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:41:22,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:41:22,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:41:22,902 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:41:22,902 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:41:22,902 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:22,902 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:41:22,902 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_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3 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 -> d61c0dafed482002b011add1f5476de4fd21f0cbe5ef1ca0c06dd442b2a70902 [2024-11-25 02:41:23,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:41:23,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:41:23,245 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:41:23,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:41:23,250 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:41:23,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2024-11-25 02:41:26,488 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/ddb1a1ab0/c55b79783627486c9133b357c30fe4a6/FLAG79e012b16 [2024-11-25 02:41:26,789 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:41:26,790 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i [2024-11-25 02:41:26,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/ddb1a1ab0/c55b79783627486c9133b357c30fe4a6/FLAG79e012b16 [2024-11-25 02:41:26,828 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/data/ddb1a1ab0/c55b79783627486c9133b357c30fe4a6 [2024-11-25 02:41:26,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:41:26,834 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:41:26,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:41:26,836 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:41:26,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:41:26,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:41:26" (1/1) ... [2024-11-25 02:41:26,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b552b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:26, skipping insertion in model container [2024-11-25 02:41:26,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:41:26" (1/1) ... [2024-11-25 02:41:26,866 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:41:27,054 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_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2024-11-25 02:41:27,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:41:27,157 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:41:27,169 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_0c233489-c187-4479-9c68-9a3c0335e8c4/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-1loop_file-81.i[915,928] [2024-11-25 02:41:27,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:41:27,213 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:41:27,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27 WrapperNode [2024-11-25 02:41:27,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:41:27,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:41:27,215 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:41:27,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:41:27,222 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,231 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,266 INFO L138 Inliner]: procedures = 27, calls = 29, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 119 [2024-11-25 02:41:27,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:41:27,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:41:27,269 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:41:27,269 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:41:27,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,289 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,305 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,319 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,324 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,327 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:41:27,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:41:27,328 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:41:27,328 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:41:27,329 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:41:27" (1/1) ... [2024-11-25 02:41:27,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:41:27,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:41:27,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:41:27,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:41:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:41:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:41:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:41:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:41:27,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:41:27,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:41:27,463 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:41:27,464 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:41:30,542 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-11-25 02:41:30,543 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:41:30,754 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:41:30,755 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:41:30,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:41:30 BoogieIcfgContainer [2024-11-25 02:41:30,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:41:30,756 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:41:30,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:41:30,767 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:41:30,767 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:41:30" (1/1) ... [2024-11-25 02:41:30,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:41:30,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:30,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-25 02:41:30,837 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-25 02:41:30,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 02:41:30,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:30,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:30,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:30,848 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:30,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c233489-c187-4479-9c68-9a3c0335e8c4/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:41:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:31,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:36,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-25 02:41:36,491 INFO L279 TraceCheckSpWp]: Computing forward predicates...