./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5f4b32ab55ef7da7a1c45381b7a9ca93704fa76788ea88b9dbed6ebccc0ba509 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:45:56,860 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:45:56,925 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:45:56,929 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:45:56,930 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:45:56,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:45:56,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:45:56,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:45:56,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:45:56,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:45:56,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:45:56,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:45:56,956 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:45:56,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:45:56,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:45:56,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:45:56,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:45:56,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:45:56,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:45:56,960 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:45:56,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:45:56,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:45:56,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:45:56,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:45:56,962 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:45:56,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:45:56,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:45:56,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:45:56,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:45:56,964 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:45:56,965 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:45:56,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:45:56,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:45:56,977 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_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f4b32ab55ef7da7a1c45381b7a9ca93704fa76788ea88b9dbed6ebccc0ba509 [2023-12-02 21:45:57,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:45:57,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:45:57,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:45:57,240 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:45:57,241 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:45:57,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-rers2012/Problem01_label10.c [2023-12-02 21:45:59,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:46:00,211 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:46:00,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/sv-benchmarks/c/eca-rers2012/Problem01_label10.c [2023-12-02 21:46:00,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/data/72fb37b60/c126f54e82294f588fc8850ec7c5b17d/FLAGdf6831928 [2023-12-02 21:46:00,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/data/72fb37b60/c126f54e82294f588fc8850ec7c5b17d [2023-12-02 21:46:00,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:46:00,246 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:46:00,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:00,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:46:00,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:46:00,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,255 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cf701a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00, skipping insertion in model container [2023-12-02 21:46:00,255 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,302 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:46:00,594 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_ca77ac77-b46d-4268-a8fa-e435f380350e/sv-benchmarks/c/eca-rers2012/Problem01_label10.c[19224,19237] [2023-12-02 21:46:00,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:00,633 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:46:00,735 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_ca77ac77-b46d-4268-a8fa-e435f380350e/sv-benchmarks/c/eca-rers2012/Problem01_label10.c[19224,19237] [2023-12-02 21:46:00,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:46:00,764 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:46:00,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00 WrapperNode [2023-12-02 21:46:00,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:46:00,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:00,766 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:46:00,766 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:46:00,774 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,844 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 658 [2023-12-02 21:46:00,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:46:00,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:46:00,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:46:00,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:46:00,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,886 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:46:00,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:46:00,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:46:00,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:46:00,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:46:00" (1/1) ... [2023-12-02 21:46:00,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:46:00,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:46:00,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:46:00,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:46:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:46:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:46:00,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:46:00,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:46:01,099 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:46:01,101 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:46:02,047 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:46:02,289 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:46:02,290 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:46:02,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:02 BoogieIcfgContainer [2023-12-02 21:46:02,292 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:46:02,293 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:46:02,293 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:46:02,304 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:46:02,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:02" (1/1) ... [2023-12-02 21:46:02,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:46:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2023-12-02 21:46:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2023-12-02 21:46:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:46:02,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:02,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:03,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:03,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2023-12-02 21:46:03,633 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2023-12-02 21:46:03,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:46:03,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:03,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:03,767 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:04,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:04,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 214 states and 297 transitions. [2023-12-02 21:46:04,624 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 297 transitions. [2023-12-02 21:46:04,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:46:04,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:04,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:05,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:05,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2023-12-02 21:46:05,813 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2023-12-02 21:46:05,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:46:05,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:05,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:05,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:06,102 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:06,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:06,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 297 states and 386 transitions. [2023-12-02 21:46:06,623 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 386 transitions. [2023-12-02 21:46:06,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:46:06,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:06,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:06,723 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:46:06,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 306 states and 397 transitions. [2023-12-02 21:46:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 397 transitions. [2023-12-02 21:46:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:46:06,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:06,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:07,108 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:46:07,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:07,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 308 states and 399 transitions. [2023-12-02 21:46:07,200 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 399 transitions. [2023-12-02 21:46:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:46:07,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:07,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:07,393 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:08,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 334 states and 431 transitions. [2023-12-02 21:46:08,246 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 431 transitions. [2023-12-02 21:46:08,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:46:08,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:08,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:08,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:46:09,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:09,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 351 states and 451 transitions. [2023-12-02 21:46:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 451 transitions. [2023-12-02 21:46:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 21:46:09,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:09,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:09,312 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:46:09,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:09,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 380 states and 483 transitions. [2023-12-02 21:46:09,903 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 483 transitions. [2023-12-02 21:46:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 21:46:09,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:09,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:46:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:11,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 428 states and 537 transitions. [2023-12-02 21:46:11,393 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 537 transitions. [2023-12-02 21:46:11,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 21:46:11,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:11,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:11,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:11,713 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 68 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 21:46:12,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:12,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 431 states and 541 transitions. [2023-12-02 21:46:12,001 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 541 transitions. [2023-12-02 21:46:12,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:46:12,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:12,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:12,322 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:14,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 494 states and 612 transitions. [2023-12-02 21:46:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 612 transitions. [2023-12-02 21:46:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:46:14,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:14,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 496 states and 613 transitions. [2023-12-02 21:46:14,396 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 613 transitions. [2023-12-02 21:46:14,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:46:14,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:14,456 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 21:46:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:14,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 513 states and 633 transitions. [2023-12-02 21:46:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 633 transitions. [2023-12-02 21:46:14,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:46:14,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:14,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:14,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:46:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 514 states and 633 transitions. [2023-12-02 21:46:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 633 transitions. [2023-12-02 21:46:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 21:46:15,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:15,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:15,590 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:16,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:16,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 583 states and 718 transitions. [2023-12-02 21:46:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 718 transitions. [2023-12-02 21:46:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:46:16,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:16,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:17,289 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:18,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 602 states and 739 transitions. [2023-12-02 21:46:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 739 transitions. [2023-12-02 21:46:18,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-02 21:46:18,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:18,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:18,404 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 109 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 604 states and 740 transitions. [2023-12-02 21:46:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 740 transitions. [2023-12-02 21:46:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 21:46:18,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:18,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:18,805 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:46:18,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:18,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 606 states and 743 transitions. [2023-12-02 21:46:18,984 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 743 transitions. [2023-12-02 21:46:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 21:46:18,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:18,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 84 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:46:20,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:20,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 631 states and 770 transitions. [2023-12-02 21:46:20,091 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 770 transitions. [2023-12-02 21:46:20,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 21:46:20,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:20,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:20,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:20,185 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 21:46:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 656 states and 795 transitions. [2023-12-02 21:46:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 795 transitions. [2023-12-02 21:46:20,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 21:46:20,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:20,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:20,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:20,598 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:20,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:20,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 658 states and 796 transitions. [2023-12-02 21:46:20,881 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 796 transitions. [2023-12-02 21:46:20,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:46:20,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:20,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:21,019 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:21,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:21,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 705 states and 857 transitions. [2023-12-02 21:46:21,986 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 857 transitions. [2023-12-02 21:46:21,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:46:21,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:21,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:22,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:22,095 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:22,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 707 states and 859 transitions. [2023-12-02 21:46:22,183 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 859 transitions. [2023-12-02 21:46:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-02 21:46:22,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:22,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:22,659 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 103 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:25,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:25,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 791 states and 955 transitions. [2023-12-02 21:46:25,429 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 955 transitions. [2023-12-02 21:46:25,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:46:25,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:25,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:25,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:25,947 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:26,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 840 states and 1017 transitions. [2023-12-02 21:46:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 840 states and 1017 transitions. [2023-12-02 21:46:26,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:46:26,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:26,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:27,222 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:27,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 842 states and 1020 transitions. [2023-12-02 21:46:27,373 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1020 transitions. [2023-12-02 21:46:27,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 21:46:27,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:27,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:27,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:27,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 843 states and 1021 transitions. [2023-12-02 21:46:27,932 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1021 transitions. [2023-12-02 21:46:27,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:46:27,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:27,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 156 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:29,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:29,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 905 states and 1094 transitions. [2023-12-02 21:46:29,784 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1094 transitions. [2023-12-02 21:46:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:46:29,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:29,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 156 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:30,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 907 states and 1095 transitions. [2023-12-02 21:46:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1095 transitions. [2023-12-02 21:46:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:46:30,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:30,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:30,887 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 1000 states and 1208 transitions. [2023-12-02 21:46:33,122 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1208 transitions. [2023-12-02 21:46:33,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:46:33,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:33,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 121 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:33,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 1004 states and 1213 transitions. [2023-12-02 21:46:33,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1213 transitions. [2023-12-02 21:46:33,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:46:33,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:33,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:33,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:34,028 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2023-12-02 21:46:34,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:34,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 1026 states and 1238 transitions. [2023-12-02 21:46:34,631 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1238 transitions. [2023-12-02 21:46:34,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-12-02 21:46:34,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:34,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 120 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:46:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1041 states and 1257 transitions. [2023-12-02 21:46:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1257 transitions. [2023-12-02 21:46:35,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 21:46:35,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:35,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:35,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:35,479 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 67 proven. 122 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:46:37,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:37,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1133 states and 1353 transitions. [2023-12-02 21:46:37,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1353 transitions. [2023-12-02 21:46:37,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 21:46:37,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:37,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:37,720 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:38,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:38,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 1179 states and 1407 transitions. [2023-12-02 21:46:38,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1407 transitions. [2023-12-02 21:46:38,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-12-02 21:46:38,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:38,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 127 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:39,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1180 states and 1408 transitions. [2023-12-02 21:46:39,592 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1408 transitions. [2023-12-02 21:46:39,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 21:46:39,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:39,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:39,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:39,944 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:46:40,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1465 states to 1224 states and 1465 transitions. [2023-12-02 21:46:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1465 transitions. [2023-12-02 21:46:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-02 21:46:40,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:40,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:40,838 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 21:46:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:41,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1240 states and 1481 transitions. [2023-12-02 21:46:41,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1240 states and 1481 transitions. [2023-12-02 21:46:41,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 21:46:41,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:41,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 136 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:43,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 1272 states and 1517 transitions. [2023-12-02 21:46:43,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 1517 transitions. [2023-12-02 21:46:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 21:46:43,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:43,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:46:46,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:46,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1325 states and 1578 transitions. [2023-12-02 21:46:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1325 states and 1578 transitions. [2023-12-02 21:46:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 21:46:46,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:46,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:46,982 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 137 proven. 68 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:46:47,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1327 states and 1581 transitions. [2023-12-02 21:46:47,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1581 transitions. [2023-12-02 21:46:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:46:47,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:47,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1329 states and 1585 transitions. [2023-12-02 21:46:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1585 transitions. [2023-12-02 21:46:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:46:47,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:47,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:48,188 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:49,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1368 states and 1632 transitions. [2023-12-02 21:46:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1632 transitions. [2023-12-02 21:46:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-12-02 21:46:49,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:50,144 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 138 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:46:51,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:51,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1385 states and 1648 transitions. [2023-12-02 21:46:51,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1385 states and 1648 transitions. [2023-12-02 21:46:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:46:51,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:51,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:51,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:46:53,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1430 states and 1709 transitions. [2023-12-02 21:46:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1709 transitions. [2023-12-02 21:46:53,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:46:53,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:53,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:46:55,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1441 states and 1718 transitions. [2023-12-02 21:46:55,059 INFO L276 IsEmpty]: Start isEmpty. Operand 1441 states and 1718 transitions. [2023-12-02 21:46:55,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:46:55,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:55,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:55,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:46:55,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1443 states and 1723 transitions. [2023-12-02 21:46:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 1443 states and 1723 transitions. [2023-12-02 21:46:55,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:46:55,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:55,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:55,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:56,026 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 208 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-02 21:46:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:56,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1737 states to 1458 states and 1737 transitions. [2023-12-02 21:46:56,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 1737 transitions. [2023-12-02 21:46:56,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-12-02 21:46:56,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:56,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:56,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:57,216 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 71 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:46:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:46:57,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1461 states and 1740 transitions. [2023-12-02 21:46:57,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1461 states and 1740 transitions. [2023-12-02 21:46:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-02 21:46:57,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:46:57,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:46:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:46:58,053 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 119 proven. 137 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:47:01,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:01,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1885 states to 1584 states and 1885 transitions. [2023-12-02 21:47:01,291 INFO L276 IsEmpty]: Start isEmpty. Operand 1584 states and 1885 transitions. [2023-12-02 21:47:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:47:01,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:01,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:01,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:01,578 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 58 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-02 21:47:02,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1911 states to 1609 states and 1911 transitions. [2023-12-02 21:47:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 1609 states and 1911 transitions. [2023-12-02 21:47:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:47:02,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:02,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:02,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:02,671 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:03,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1622 states and 1926 transitions. [2023-12-02 21:47:03,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1926 transitions. [2023-12-02 21:47:03,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-02 21:47:03,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:03,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 142 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:04,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1930 states to 1625 states and 1930 transitions. [2023-12-02 21:47:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1930 transitions. [2023-12-02 21:47:04,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 21:47:04,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:04,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:04,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:04,376 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 86 proven. 141 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 21:47:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:06,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 1713 states and 2026 transitions. [2023-12-02 21:47:06,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1713 states and 2026 transitions. [2023-12-02 21:47:06,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-12-02 21:47:06,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:06,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 129 proven. 142 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:47:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:08,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2102 states to 1787 states and 2102 transitions. [2023-12-02 21:47:08,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2102 transitions. [2023-12-02 21:47:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-12-02 21:47:08,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:08,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:09,175 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 183 proven. 52 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:47:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:10,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2124 states to 1808 states and 2124 transitions. [2023-12-02 21:47:10,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 2124 transitions. [2023-12-02 21:47:10,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-02 21:47:10,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:10,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 185 proven. 54 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-02 21:47:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2126 states to 1810 states and 2126 transitions. [2023-12-02 21:47:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2126 transitions. [2023-12-02 21:47:11,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-02 21:47:11,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:11,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 152 proven. 83 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 21:47:12,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:12,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2143 states to 1825 states and 2143 transitions. [2023-12-02 21:47:12,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 2143 transitions. [2023-12-02 21:47:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-02 21:47:12,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:12,572 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 155 proven. 86 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2023-12-02 21:47:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:13,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2188 states to 1862 states and 2188 transitions. [2023-12-02 21:47:13,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2188 transitions. [2023-12-02 21:47:13,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:47:13,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:13,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:14,217 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 159 proven. 90 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 21:47:16,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1894 states and 2226 transitions. [2023-12-02 21:47:16,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 2226 transitions. [2023-12-02 21:47:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-02 21:47:16,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:16,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 162 proven. 93 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:47:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:16,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2229 states to 1897 states and 2229 transitions. [2023-12-02 21:47:16,707 INFO L276 IsEmpty]: Start isEmpty. Operand 1897 states and 2229 transitions. [2023-12-02 21:47:16,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-02 21:47:16,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:16,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:17,176 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 190 proven. 36 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:47:18,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 1909 states and 2243 transitions. [2023-12-02 21:47:18,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1909 states and 2243 transitions. [2023-12-02 21:47:18,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-02 21:47:18,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:18,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:18,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:18,731 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 166 proven. 97 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-02 21:47:19,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1923 states and 2258 transitions. [2023-12-02 21:47:19,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2258 transitions. [2023-12-02 21:47:19,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2023-12-02 21:47:19,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:19,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:19,721 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-12-02 21:47:20,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:20,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 1964 states and 2306 transitions. [2023-12-02 21:47:20,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 2306 transitions. [2023-12-02 21:47:20,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 21:47:20,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:20,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:21,292 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 199 proven. 49 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:47:23,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:23,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2359 states to 2003 states and 2359 transitions. [2023-12-02 21:47:23,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 2359 transitions. [2023-12-02 21:47:23,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-02 21:47:23,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:23,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:24,104 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 169 proven. 100 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:47:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:24,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 2017 states and 2374 transitions. [2023-12-02 21:47:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2374 transitions. [2023-12-02 21:47:24,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:47:24,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:24,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 21:47:26,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:26,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2392 states to 2029 states and 2392 transitions. [2023-12-02 21:47:26,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2392 transitions. [2023-12-02 21:47:26,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-02 21:47:26,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:26,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 21:47:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:27,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2397 states to 2031 states and 2397 transitions. [2023-12-02 21:47:27,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2031 states and 2397 transitions. [2023-12-02 21:47:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:47:27,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:27,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:27,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:27,465 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 172 proven. 103 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-12-02 21:47:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2410 states to 2043 states and 2410 transitions. [2023-12-02 21:47:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2043 states and 2410 transitions. [2023-12-02 21:47:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:47:28,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:28,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:28,535 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:47:34,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:34,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2508 states to 2120 states and 2508 transitions. [2023-12-02 21:47:34,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2120 states and 2508 transitions. [2023-12-02 21:47:34,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 21:47:34,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:34,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 272 proven. 9 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:47:35,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:35,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2527 states to 2137 states and 2527 transitions. [2023-12-02 21:47:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2137 states and 2527 transitions. [2023-12-02 21:47:35,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 21:47:35,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:35,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:35,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:36,215 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 179 proven. 104 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:47:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2536 states to 2146 states and 2536 transitions. [2023-12-02 21:47:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2146 states and 2536 transitions. [2023-12-02 21:47:36,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 21:47:36,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:36,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:36,703 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 173 proven. 104 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-12-02 21:47:37,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2170 states and 2562 transitions. [2023-12-02 21:47:37,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2170 states and 2562 transitions. [2023-12-02 21:47:37,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:47:37,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:37,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:37,847 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:47:40,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:40,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2212 states and 2620 transitions. [2023-12-02 21:47:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2620 transitions. [2023-12-02 21:47:40,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:47:40,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:40,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:40,762 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 174 proven. 105 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:47:41,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:41,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2624 states to 2216 states and 2624 transitions. [2023-12-02 21:47:41,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 2624 transitions. [2023-12-02 21:47:41,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:47:41,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:41,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:41,664 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 207 proven. 34 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:47:44,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:44,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 2231 states and 2648 transitions. [2023-12-02 21:47:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 2648 transitions. [2023-12-02 21:47:44,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:47:44,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:44,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:44,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:44,790 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 207 proven. 34 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:47:45,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:45,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2236 states and 2656 transitions. [2023-12-02 21:47:45,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2656 transitions. [2023-12-02 21:47:45,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-02 21:47:45,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:45,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:46,249 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 175 proven. 106 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2023-12-02 21:47:46,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2239 states and 2662 transitions. [2023-12-02 21:47:46,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2239 states and 2662 transitions. [2023-12-02 21:47:46,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:47:46,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:47,232 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 228 proven. 38 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-12-02 21:47:48,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2675 states to 2250 states and 2675 transitions. [2023-12-02 21:47:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2250 states and 2675 transitions. [2023-12-02 21:47:48,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:47:48,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:48,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:48,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:49,237 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:47:56,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:47:56,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 2322 states and 2755 transitions. [2023-12-02 21:47:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2322 states and 2755 transitions. [2023-12-02 21:47:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:47:56,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:47:56,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:47:56,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:47:57,213 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:48:01,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:01,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2369 states and 2804 transitions. [2023-12-02 21:48:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 2804 transitions. [2023-12-02 21:48:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:48:01,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:01,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:01,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:01,726 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 175 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:48:02,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2370 states and 2804 transitions. [2023-12-02 21:48:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 2804 transitions. [2023-12-02 21:48:02,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:48:02,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:02,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:02,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:48:03,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2823 states to 2387 states and 2823 transitions. [2023-12-02 21:48:03,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 2823 transitions. [2023-12-02 21:48:03,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:48:03,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:03,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:03,654 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:48:04,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:04,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2388 states and 2825 transitions. [2023-12-02 21:48:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2388 states and 2825 transitions. [2023-12-02 21:48:04,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-02 21:48:04,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:04,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:04,462 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2023-12-02 21:48:05,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:05,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2389 states and 2825 transitions. [2023-12-02 21:48:05,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 2825 transitions. [2023-12-02 21:48:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-02 21:48:05,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:05,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:05,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 186 proven. 111 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:48:05,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2832 states to 2396 states and 2832 transitions. [2023-12-02 21:48:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 2396 states and 2832 transitions. [2023-12-02 21:48:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-02 21:48:05,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:05,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:05,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:06,170 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 224 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:48:08,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:08,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2419 states and 2863 transitions. [2023-12-02 21:48:08,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 2863 transitions. [2023-12-02 21:48:08,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-02 21:48:08,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:08,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:08,883 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 185 proven. 152 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:48:12,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:12,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2896 states to 2450 states and 2896 transitions. [2023-12-02 21:48:12,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2450 states and 2896 transitions. [2023-12-02 21:48:12,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:48:12,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:12,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:12,558 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 189 proven. 114 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:48:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:12,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 2453 states and 2900 transitions. [2023-12-02 21:48:12,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2453 states and 2900 transitions. [2023-12-02 21:48:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:48:12,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:12,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:48:14,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:14,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2464 states and 2916 transitions. [2023-12-02 21:48:14,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 2916 transitions. [2023-12-02 21:48:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:48:14,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:14,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:15,068 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:48:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2465 states and 2916 transitions. [2023-12-02 21:48:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2916 transitions. [2023-12-02 21:48:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:48:15,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:15,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:16,060 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 228 proven. 65 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2023-12-02 21:48:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2466 states and 2918 transitions. [2023-12-02 21:48:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2918 transitions. [2023-12-02 21:48:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-02 21:48:16,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:16,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:17,500 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 125 proven. 170 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-12-02 21:48:24,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:24,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 2593 states and 3062 transitions. [2023-12-02 21:48:24,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 3062 transitions. [2023-12-02 21:48:24,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 21:48:24,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:24,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:48:27,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:27,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3131 states to 2654 states and 3131 transitions. [2023-12-02 21:48:27,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2654 states and 3131 transitions. [2023-12-02 21:48:27,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-02 21:48:27,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:27,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 298 proven. 152 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-12-02 21:48:28,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:28,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2659 states and 3137 transitions. [2023-12-02 21:48:28,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 3137 transitions. [2023-12-02 21:48:28,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2023-12-02 21:48:28,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:28,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:28,721 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 134 proven. 180 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-12-02 21:48:28,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:28,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2660 states and 3137 transitions. [2023-12-02 21:48:28,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3137 transitions. [2023-12-02 21:48:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 21:48:28,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:48:28,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:48:28,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:48:29,366 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 279 proven. 206 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-02 21:48:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:48:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3185 states to 2712 states and 3185 transitions. [2023-12-02 21:48:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2712 states and 3185 transitions. [2023-12-02 21:48:32,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:48:32,337 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 99 iterations. [2023-12-02 21:48:32,345 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 21:48:51,823 INFO L560 CodeCheckObserver]: Invariant with dag size 34 [2023-12-02 21:48:51,832 INFO L560 CodeCheckObserver]: Invariant with dag size 35 [2023-12-02 21:48:51,835 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:48:51,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:48:51 ImpRootNode [2023-12-02 21:48:51,836 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:48:51,836 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:48:51,836 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:48:51,837 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:48:51,837 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:46:02" (3/4) ... [2023-12-02 21:48:51,839 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:48:51,857 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 119 nodes and edges [2023-12-02 21:48:51,859 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-12-02 21:48:51,861 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-02 21:48:51,862 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:48:52,100 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:48:52,100 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:48:52,100 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:48:52,101 INFO L158 Benchmark]: Toolchain (without parser) took 171854.88ms. Allocated memory was 151.0MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 102.4MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2023-12-02 21:48:52,102 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 118.8MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:48:52,102 INFO L158 Benchmark]: CACSL2BoogieTranslator took 517.40ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 74.1MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 21:48:52,102 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.36ms. Allocated memory is still 151.0MB. Free memory was 74.1MB in the beginning and 68.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:48:52,103 INFO L158 Benchmark]: Boogie Preprocessor took 71.28ms. Allocated memory is still 151.0MB. Free memory was 68.3MB in the beginning and 64.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:48:52,103 INFO L158 Benchmark]: RCFGBuilder took 1375.41ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 63.6MB in the beginning and 139.2MB in the end (delta: -75.6MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-12-02 21:48:52,103 INFO L158 Benchmark]: CodeCheck took 169542.70ms. Allocated memory was 213.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 138.2MB in the beginning and 546.7MB in the end (delta: -408.5MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2023-12-02 21:48:52,104 INFO L158 Benchmark]: Witness Printer took 264.29ms. Allocated memory is still 1.6GB. Free memory was 546.7MB in the beginning and 1.4GB in the end (delta: -902.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-12-02 21:48:52,106 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 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 150.0s, OverallIterations: 99, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 291936 SdHoareTripleChecker+Valid, 726.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 291061 mSDsluCounter, 37412 SdHoareTripleChecker+Invalid, 629.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31728 mSDsCounter, 63097 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 635444 IncrementalHoareTripleChecker+Invalid, 698541 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63097 mSolverCounterUnsat, 5684 mSDtfsCounter, 635444 mSolverCounterSat, 5.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 134006 GetRequests, 125689 SyntacticMatches, 7357 SemanticMatches, 960 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 630053 ImplicationChecksByTransitivity, 98.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 28.2s InterpolantComputationTime, 19898 NumberOfCodeBlocks, 19898 NumberOfCodeBlocksAsserted, 98 NumberOfCheckSat, 19800 ConstructedInterpolants, 0 QuantifiedInterpolants, 164965 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 98 InterpolantComputations, 20 PerfectInterpolantSequences, 17739/23228 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 - PositiveResult [Line: 516]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((!((a21 == 1)) || ((((!((a20 == 1)) && (a12 == 8)) && !((a17 == 1))) && (a8 == 15)) && (a16 == 4))) || !((a7 == 1))) || ((((a12 == 8) && (14 == a8)) && (5 == a16)) && !((a17 == 1)))) || (((((a12 == 8) && (a8 == 13)) && (a17 == 1)) && (a20 == 1)) && (a16 == 4))) || ((((!((a20 == 1)) && (a12 == 8)) && (5 == a16)) && !((a17 == 1))) && (a8 == 15))) || ((((!((a20 == 1)) && (a12 == 8)) && (14 == a8)) && !((a17 == 1))) && (a16 == 4))) - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: (((((((!((a21 == 1)) || ((((!((a20 == 1)) && (a12 == 8)) && !((a17 == 1))) && (a8 == 15)) && (a16 == 4))) || (((((a12 == 8) && (5 == a16)) && (a17 == 1)) && (a20 == 1)) && (a8 == 15))) || !((a7 == 1))) || ((((a12 == 8) && (14 == a8)) && (5 == a16)) && !((a17 == 1)))) || (((((a12 == 8) && (a8 == 13)) && (a17 == 1)) && (a20 == 1)) && (a16 == 4))) || ((((!((a20 == 1)) && (a12 == 8)) && (5 == a16)) && !((a17 == 1))) && (a8 == 15))) || ((((!((a20 == 1)) && (a12 == 8)) && (14 == a8)) && !((a17 == 1))) && (a16 == 4))) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 151.0MB. Free memory was 118.9MB in the beginning and 118.8MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 517.40ms. Allocated memory is still 151.0MB. Free memory was 102.4MB in the beginning and 74.1MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.36ms. Allocated memory is still 151.0MB. Free memory was 74.1MB in the beginning and 68.3MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.28ms. Allocated memory is still 151.0MB. Free memory was 68.3MB in the beginning and 64.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1375.41ms. Allocated memory was 151.0MB in the beginning and 213.9MB in the end (delta: 62.9MB). Free memory was 63.6MB in the beginning and 139.2MB in the end (delta: -75.6MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * CodeCheck took 169542.70ms. Allocated memory was 213.9MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 138.2MB in the beginning and 546.7MB in the end (delta: -408.5MB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 264.29ms. Allocated memory is still 1.6GB. Free memory was 546.7MB in the beginning and 1.4GB in the end (delta: -902.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:48:52,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca77ac77-b46d-4268-a8fa-e435f380350e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE