./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 454a0d8e81468f46c7e33771197733cd10e6f7a6ab6cc63470839978aa4b6ed5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:50:09,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:50:09,232 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:50:09,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:50:09,239 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:50:09,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:50:09,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:50:09,266 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:50:09,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:50:09,267 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:50:09,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:50:09,268 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:50:09,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:50:09,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:50:09,269 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:50:09,269 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:50:09,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:50:09,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:50:09,270 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:50:09,270 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:50:09,270 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:50:09,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:50:09,270 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:09,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:50:09,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:50:09,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:50:09,271 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:50:09,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:50:09,272 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_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 454a0d8e81468f46c7e33771197733cd10e6f7a6ab6cc63470839978aa4b6ed5 [2024-11-13 22:50:09,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:50:09,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:50:09,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:50:09,682 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:50:09,682 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:50:09,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/eca-rers2012/Problem14_label46.c Unable to find full path for "g++" [2024-11-13 22:50:11,943 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:50:12,396 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:50:12,401 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/sv-benchmarks/c/eca-rers2012/Problem14_label46.c [2024-11-13 22:50:12,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/data/65fe93a36/b6a9b901e0824a71864f646501a60ace/FLAGc08973a0a [2024-11-13 22:50:12,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/data/65fe93a36/b6a9b901e0824a71864f646501a60ace [2024-11-13 22:50:12,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:50:12,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:50:12,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:12,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:50:12,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:50:12,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:12,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a6e1601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:12, skipping insertion in model container [2024-11-13 22:50:12,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:50:12" (1/1) ... [2024-11-13 22:50:12,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:50:12,913 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_276b1893-c07f-4d83-9c59-1ab673d59252/sv-benchmarks/c/eca-rers2012/Problem14_label46.c[4146,4159] [2024-11-13 22:50:13,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:13,148 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:50:13,176 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_276b1893-c07f-4d83-9c59-1ab673d59252/sv-benchmarks/c/eca-rers2012/Problem14_label46.c[4146,4159] [2024-11-13 22:50:13,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:50:13,385 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:50:13,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13 WrapperNode [2024-11-13 22:50:13,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:50:13,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:13,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:50:13,388 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:50:13,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,577 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-13 22:50:13,577 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:50:13,578 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:50:13,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:50:13,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:50:13,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,603 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:50:13,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:50:13,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:50:13,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:50:13,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:50:13" (1/1) ... [2024-11-13 22:50:13,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:50:13,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:50:13,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:50:13,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_276b1893-c07f-4d83-9c59-1ab673d59252/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:50:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:50:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:50:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:50:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:50:13,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:50:13,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:50:16,107 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-13 22:50:16,107 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:50:22,260 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:50:22,260 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:50:22,261 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:22 BoogieIcfgContainer [2024-11-13 22:50:22,261 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:50:22,262 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:50:22,262 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:50:22,275 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:50:22,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:50:22" (1/1) ... [2024-11-13 22:50:22,286 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:50:22,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:22,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-13 22:50:22,362 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-13 22:50:22,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:50:22,365 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:22,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:22,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:22,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:22,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:22,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-13 22:50:22,917 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-13 22:50:22,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:50:22,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:22,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:50:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:50:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:50:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2024-11-13 22:50:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2024-11-13 22:50:52,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:50:52,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:50:52,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:50:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:51:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:51:29,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:29,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2024-11-13 22:51:29,536 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2024-11-13 22:51:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:51:29,538 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:29,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:52:33,766 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:52:37,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:52:37,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:52:37,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 36 states and 64 transitions. [2024-11-13 22:52:37,847 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 64 transitions. [2024-11-13 22:52:37,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:52:37,847 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:52:37,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:52:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:54:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:54:34,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:34,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 44 states and 96 transitions. [2024-11-13 22:54:34,101 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 96 transitions. [2024-11-13 22:54:34,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:54:34,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:54:34,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:54:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:56:36,288 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:56:38,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:56:38,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 50 states and 117 transitions. [2024-11-13 22:56:38,854 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 117 transitions. [2024-11-13 22:56:38,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:56:38,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:56:38,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:56:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:58:42,909 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:58:45,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:58:45,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 58 states and 136 transitions. [2024-11-13 22:58:45,098 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 136 transitions. [2024-11-13 22:58:45,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:58:45,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:58:45,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:58:45,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:01:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:01:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:01:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 68 states and 170 transitions. [2024-11-13 23:01:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 170 transitions. [2024-11-13 23:01:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 23:01:35,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:01:35,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:01:35,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:40,141 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:04:42,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:42,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 74 states and 182 transitions. [2024-11-13 23:04:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 182 transitions. [2024-11-13 23:04:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 23:04:42,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:42,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:42,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat