./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label40.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label40.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi --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 9005e47eff02cd28b8cdb6ee0036619b81e539a2856b78d1bb6a3108b4965269 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:44,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:44,094 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:44,100 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:44,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:44,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:44,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:44,133 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:44,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:44,134 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:44,135 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:44,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:44,136 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:44,137 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:44,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:44,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:44,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:44,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:44,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:44,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:44,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:44,143 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:44,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:44,144 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:44,145 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:44,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:44,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:44,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:44,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:44,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:44,148 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:44,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:44,149 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:44,150 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_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9005e47eff02cd28b8cdb6ee0036619b81e539a2856b78d1bb6a3108b4965269 [2023-11-24 22:58:44,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:44,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:44,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:44,464 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:44,465 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:44,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2023-11-24 22:58:47,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:48,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:48,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/sv-benchmarks/c/eca-rers2012/Problem04_label40.c [2023-11-24 22:58:48,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/data/80f1fb1bb/3b0cf9e084174df2934d73e8798a62d7/FLAGd936d7963 [2023-11-24 22:58:48,410 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/data/80f1fb1bb/3b0cf9e084174df2934d73e8798a62d7 [2023-11-24 22:58:48,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:48,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:48,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:48,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:48,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:48,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13adbe63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48, skipping insertion in model container [2023-11-24 22:58:48,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:49,975 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_c2e8a119-3651-422a-a33d-cfb86805979e/sv-benchmarks/c/eca-rers2012/Problem04_label40.c[177324,177337] [2023-11-24 22:58:50,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:50,016 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:50,674 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_c2e8a119-3651-422a-a33d-cfb86805979e/sv-benchmarks/c/eca-rers2012/Problem04_label40.c[177324,177337] [2023-11-24 22:58:50,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:50,724 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:50,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50 WrapperNode [2023-11-24 22:58:50,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:50,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:50,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:50,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:50,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:50,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:50,966 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 22:58:50,967 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:50,968 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:50,968 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:50,968 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:50,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:50,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:50,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:50,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,148 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,298 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,311 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,350 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:51,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:51,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:51,353 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:51,353 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:50" (1/1) ... [2023-11-24 22:58:51,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:51,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:51,384 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:51,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2e8a119-3651-422a-a33d-cfb86805979e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:51,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:51,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:51,508 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:51,511 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:57,103 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:57,480 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:57,480 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:58:57,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:57 BoogieIcfgContainer [2023-11-24 22:58:57,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:57,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:57,484 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:57,493 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:57,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,503 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 22:58:57,625 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 22:58:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 22:58:57,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1516 states and 2310 transitions. [2023-11-24 22:59:06,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2310 transitions. [2023-11-24 22:59:06,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 22:59:06,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:08,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2315 states to 1519 states and 2315 transitions. [2023-11-24 22:59:08,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2315 transitions. [2023-11-24 22:59:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-24 22:59:08,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:08,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:09,851 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:10,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2327 states to 1528 states and 2327 transitions. [2023-11-24 22:59:10,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2327 transitions. [2023-11-24 22:59:10,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-24 22:59:10,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:10,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:10,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:11,192 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:11,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 1538 states and 2341 transitions. [2023-11-24 22:59:11,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1538 states and 2341 transitions. [2023-11-24 22:59:11,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 22:59:11,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:11,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:13,581 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:14,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1547 states and 2352 transitions. [2023-11-24 22:59:14,088 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 2352 transitions. [2023-11-24 22:59:14,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 22:59:14,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:14,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:14,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,246 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:59:16,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:16,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2353 states to 1548 states and 2353 transitions. [2023-11-24 22:59:16,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1548 states and 2353 transitions. [2023-11-24 22:59:16,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:59:16,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:16,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:17,098 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:59:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2390 states to 1573 states and 2390 transitions. [2023-11-24 22:59:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2390 transitions. [2023-11-24 22:59:18,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:59:18,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:18,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:19,476 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:59:19,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1582 states and 2400 transitions. [2023-11-24 22:59:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1582 states and 2400 transitions. [2023-11-24 22:59:19,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2023-11-24 22:59:19,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,622 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:59:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2404 states to 1585 states and 2404 transitions. [2023-11-24 22:59:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states and 2404 transitions. [2023-11-24 22:59:20,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 808 [2023-11-24 22:59:20,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:21,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:21,598 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:59:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1611 states and 2430 transitions. [2023-11-24 22:59:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1611 states and 2430 transitions. [2023-11-24 22:59:21,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 813 [2023-11-24 22:59:21,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:21,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,795 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:59:23,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2468 states to 1647 states and 2468 transitions. [2023-11-24 22:59:23,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2468 transitions. [2023-11-24 22:59:23,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 814 [2023-11-24 22:59:23,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:23,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:23,931 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2516 states to 1692 states and 2516 transitions. [2023-11-24 22:59:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2516 transitions. [2023-11-24 22:59:24,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 818 [2023-11-24 22:59:24,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1753 states and 2583 transitions. [2023-11-24 22:59:26,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2583 transitions. [2023-11-24 22:59:26,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 823 [2023-11-24 22:59:26,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 22:59:28,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2586 states to 1756 states and 2586 transitions. [2023-11-24 22:59:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1756 states and 2586 transitions. [2023-11-24 22:59:28,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 823 [2023-11-24 22:59:28,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat