./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/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 f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:45:29,238 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:45:29,303 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:45:29,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:45:29,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:45:29,330 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:45:29,331 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:45:29,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:45:29,333 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:45:29,333 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:45:29,334 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:45:29,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:45:29,335 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:45:29,335 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:45:29,335 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:45:29,336 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:45:29,336 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:45:29,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:45:29,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:45:29,338 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:45:29,338 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:45:29,339 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:45:29,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:45:29,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:45:29,340 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:45:29,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:45:29,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:45:29,342 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:45:29,342 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:45:29,342 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:45:29,343 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:45:29,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:45:29,344 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:45:29,344 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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6a31abd5185b15385b4060783f7e6ebda0d51c801a422158db36fc56fa68a0e [2023-12-02 23:45:29,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:45:29,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:45:29,603 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:45:29,604 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:45:29,605 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:45:29,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2023-12-02 23:45:32,417 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:45:32,670 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:45:32,670 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/sv-benchmarks/c/eca-rers2012/Problem02_label37.c [2023-12-02 23:45:32,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/data/4acceec18/17f7a5da7695484783b5f7c720fb3853/FLAG0dd709f4f [2023-12-02 23:45:32,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/data/4acceec18/17f7a5da7695484783b5f7c720fb3853 [2023-12-02 23:45:32,701 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:45:32,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:45:32,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:45:32,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:45:32,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:45:32,710 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:45:32" (1/1) ... [2023-12-02 23:45:32,711 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab0343d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:32, skipping insertion in model container [2023-12-02 23:45:32,712 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:45:32" (1/1) ... [2023-12-02 23:45:32,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:45:33,036 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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2023-12-02 23:45:33,063 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:45:33,074 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:45:33,158 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_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/sv-benchmarks/c/eca-rers2012/Problem02_label37.c[19058,19071] [2023-12-02 23:45:33,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:45:33,185 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:45:33,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33 WrapperNode [2023-12-02 23:45:33,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:45:33,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:45:33,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:45:33,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:45:33,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,272 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 669 [2023-12-02 23:45:33,273 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:45:33,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:45:33,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:45:33,274 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:45:33,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,320 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,332 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:45:33,340 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:45:33,340 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:45:33,340 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:45:33,341 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:45:33" (1/1) ... [2023-12-02 23:45:33,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:45:33,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:45:33,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:45:33,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:45:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:45:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:45:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:45:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:45:33,481 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:45:33,484 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:45:34,328 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:45:34,592 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:45:34,592 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:45:34,594 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:34 BoogieIcfgContainer [2023-12-02 23:45:34,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:45:34,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:45:34,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:45:34,605 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:45:34,605 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:34" (1/1) ... [2023-12-02 23:45:34,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:45:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2023-12-02 23:45:34,669 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2023-12-02 23:45:34,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 23:45:34,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:34,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:35,114 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 23:45:35,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:35,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2023-12-02 23:45:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2023-12-02 23:45:35,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:45:35,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:35,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:35,947 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 23:45:36,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:36,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 166 states and 305 transitions. [2023-12-02 23:45:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 305 transitions. [2023-12-02 23:45:36,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 23:45:36,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:36,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:36,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 245 states and 421 transitions. [2023-12-02 23:45:36,930 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 421 transitions. [2023-12-02 23:45:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 23:45:36,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:36,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:37,031 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 250 states and 429 transitions. [2023-12-02 23:45:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 429 transitions. [2023-12-02 23:45:37,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:45:37,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:37,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:37,297 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 23:45:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:37,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 253 states and 434 transitions. [2023-12-02 23:45:37,460 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 434 transitions. [2023-12-02 23:45:37,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:45:37,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:37,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:37,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:37,637 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:37,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:37,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 257 states and 441 transitions. [2023-12-02 23:45:37,958 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 441 transitions. [2023-12-02 23:45:37,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:45:37,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:37,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:38,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:38,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 260 states and 446 transitions. [2023-12-02 23:45:38,207 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 446 transitions. [2023-12-02 23:45:38,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:45:38,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:38,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:38,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:38,304 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:45:39,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:39,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 347 states and 540 transitions. [2023-12-02 23:45:39,327 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 540 transitions. [2023-12-02 23:45:39,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 23:45:39,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:39,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:39,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:39,409 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:39,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:39,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 366 states and 560 transitions. [2023-12-02 23:45:39,579 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 560 transitions. [2023-12-02 23:45:39,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 23:45:39,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:39,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:39,728 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:40,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:40,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 391 states and 595 transitions. [2023-12-02 23:45:40,176 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 595 transitions. [2023-12-02 23:45:40,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:45:40,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:40,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:40,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:40,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 413 states and 617 transitions. [2023-12-02 23:45:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 617 transitions. [2023-12-02 23:45:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:45:40,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:40,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:40,525 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:41,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 434 states and 641 transitions. [2023-12-02 23:45:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 641 transitions. [2023-12-02 23:45:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:45:41,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:41,096 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 439 states and 645 transitions. [2023-12-02 23:45:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 645 transitions. [2023-12-02 23:45:41,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 23:45:41,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:41,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:41,555 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:42,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:42,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 468 states and 678 transitions. [2023-12-02 23:45:42,057 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 678 transitions. [2023-12-02 23:45:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 23:45:42,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:42,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:42,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:42,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:42,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 496 states and 713 transitions. [2023-12-02 23:45:42,729 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 713 transitions. [2023-12-02 23:45:42,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 23:45:42,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:42,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:43,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:43,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 500 states and 715 transitions. [2023-12-02 23:45:43,114 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 715 transitions. [2023-12-02 23:45:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 23:45:43,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:43,175 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:43,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:43,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 501 states and 716 transitions. [2023-12-02 23:45:43,262 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 716 transitions. [2023-12-02 23:45:43,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 23:45:43,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:43,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:43,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 533 states and 750 transitions. [2023-12-02 23:45:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 750 transitions. [2023-12-02 23:45:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 23:45:43,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:43,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:43,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:43,951 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:43,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 538 states and 755 transitions. [2023-12-02 23:45:43,996 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 755 transitions. [2023-12-02 23:45:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 23:45:43,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:43,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:44,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:44,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 571 states and 792 transitions. [2023-12-02 23:45:44,357 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 792 transitions. [2023-12-02 23:45:44,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 23:45:44,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:44,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:44,465 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:45:45,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:45,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 619 states and 845 transitions. [2023-12-02 23:45:45,345 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 845 transitions. [2023-12-02 23:45:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 23:45:45,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:45,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:45:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 645 states and 874 transitions. [2023-12-02 23:45:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 874 transitions. [2023-12-02 23:45:45,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 23:45:45,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:45,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:45,905 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 23:45:46,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:46,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 647 states and 875 transitions. [2023-12-02 23:45:46,119 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 875 transitions. [2023-12-02 23:45:46,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 23:45:46,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:46,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:46,252 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:46,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:46,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 671 states and 902 transitions. [2023-12-02 23:45:46,814 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 902 transitions. [2023-12-02 23:45:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 23:45:46,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:46,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:47,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 694 states and 928 transitions. [2023-12-02 23:45:47,414 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 928 transitions. [2023-12-02 23:45:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 23:45:47,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:47,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:47,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:47,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 696 states and 929 transitions. [2023-12-02 23:45:47,793 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 929 transitions. [2023-12-02 23:45:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 23:45:47,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:47,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:47,908 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:48,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:48,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 725 states and 961 transitions. [2023-12-02 23:45:48,478 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 961 transitions. [2023-12-02 23:45:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 23:45:48,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:48,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:48,565 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:48,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 751 states and 990 transitions. [2023-12-02 23:45:48,976 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 990 transitions. [2023-12-02 23:45:48,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 23:45:48,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:48,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:49,116 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 73 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 753 states and 991 transitions. [2023-12-02 23:45:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 991 transitions. [2023-12-02 23:45:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 23:45:49,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:49,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:49,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 762 states and 1002 transitions. [2023-12-02 23:45:49,524 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1002 transitions. [2023-12-02 23:45:49,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 23:45:49,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:49,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:50,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:50,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 794 states and 1036 transitions. [2023-12-02 23:45:50,107 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1036 transitions. [2023-12-02 23:45:50,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 23:45:50,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:50,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:50,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 795 states and 1037 transitions. [2023-12-02 23:45:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1037 transitions. [2023-12-02 23:45:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 23:45:50,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:50,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:50,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:50,323 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:50,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:50,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 797 states and 1039 transitions. [2023-12-02 23:45:50,377 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1039 transitions. [2023-12-02 23:45:50,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 23:45:50,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:50,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:50,485 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:45:50,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:50,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 824 states and 1068 transitions. [2023-12-02 23:45:50,723 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1068 transitions. [2023-12-02 23:45:50,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:45:50,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:50,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:50,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 833 states and 1078 transitions. [2023-12-02 23:45:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1078 transitions. [2023-12-02 23:45:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:45:51,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:51,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:51,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:51,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 842 states and 1089 transitions. [2023-12-02 23:45:51,426 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1089 transitions. [2023-12-02 23:45:51,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:45:51,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:51,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:51,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:51,486 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:51,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 845 states and 1091 transitions. [2023-12-02 23:45:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1091 transitions. [2023-12-02 23:45:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 23:45:51,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:51,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:51,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:51,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 846 states and 1092 transitions. [2023-12-02 23:45:51,831 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1092 transitions. [2023-12-02 23:45:51,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 23:45:51,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:51,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:51,905 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:51,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:51,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 847 states and 1093 transitions. [2023-12-02 23:45:51,962 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1093 transitions. [2023-12-02 23:45:51,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-12-02 23:45:51,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:51,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:51,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:52,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:52,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 876 states and 1123 transitions. [2023-12-02 23:45:52,226 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1123 transitions. [2023-12-02 23:45:52,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 23:45:52,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:52,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:52,327 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:45:52,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:52,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1131 states to 883 states and 1131 transitions. [2023-12-02 23:45:52,588 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1131 transitions. [2023-12-02 23:45:52,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 23:45:52,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:52,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:45:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 890 states and 1141 transitions. [2023-12-02 23:45:53,104 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1141 transitions. [2023-12-02 23:45:53,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 23:45:53,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:53,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:53,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:53,223 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:45:53,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:53,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 893 states and 1143 transitions. [2023-12-02 23:45:53,499 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1143 transitions. [2023-12-02 23:45:53,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 23:45:53,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:53,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:53,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-02 23:45:53,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:53,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1151 states to 899 states and 1151 transitions. [2023-12-02 23:45:53,808 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1151 transitions. [2023-12-02 23:45:53,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-02 23:45:53,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:53,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:55,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 966 states and 1225 transitions. [2023-12-02 23:45:55,620 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 1225 transitions. [2023-12-02 23:45:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 23:45:55,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:55,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:55,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:55,690 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:55,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 968 states and 1227 transitions. [2023-12-02 23:45:55,785 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1227 transitions. [2023-12-02 23:45:55,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 23:45:55,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:55,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:45:55,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:55,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 970 states and 1229 transitions. [2023-12-02 23:45:55,952 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1229 transitions. [2023-12-02 23:45:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 23:45:55,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:55,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:56,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 999 states and 1258 transitions. [2023-12-02 23:45:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 1258 transitions. [2023-12-02 23:45:56,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 23:45:56,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:56,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:56,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:56,856 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:45:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:45:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1066 states and 1329 transitions. [2023-12-02 23:45:58,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1066 states and 1329 transitions. [2023-12-02 23:45:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 23:45:58,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:45:58,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:45:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:45:59,051 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:01,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:01,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 1130 states and 1398 transitions. [2023-12-02 23:46:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 1130 states and 1398 transitions. [2023-12-02 23:46:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 23:46:01,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:01,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:01,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:01,876 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 71 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:02,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:02,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 1135 states and 1401 transitions. [2023-12-02 23:46:02,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1401 transitions. [2023-12-02 23:46:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:02,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:02,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:02,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:02,711 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:03,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:03,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 1141 states and 1408 transitions. [2023-12-02 23:46:03,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1408 transitions. [2023-12-02 23:46:03,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:03,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:03,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:03,589 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 72 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:04,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:04,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1146 states and 1414 transitions. [2023-12-02 23:46:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1414 transitions. [2023-12-02 23:46:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:04,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:04,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:04,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:04,424 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:46:05,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:05,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1170 states and 1442 transitions. [2023-12-02 23:46:05,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1170 states and 1442 transitions. [2023-12-02 23:46:05,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:05,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:05,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:05,282 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:46:05,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:05,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 1195 states and 1467 transitions. [2023-12-02 23:46:05,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1467 transitions. [2023-12-02 23:46:05,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:05,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:05,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:05,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:05,647 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:46:05,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:05,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 1198 states and 1471 transitions. [2023-12-02 23:46:05,960 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1471 transitions. [2023-12-02 23:46:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:46:05,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:05,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:06,024 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-12-02 23:46:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1200 states and 1472 transitions. [2023-12-02 23:46:06,253 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1472 transitions. [2023-12-02 23:46:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 23:46:06,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:06,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:06,407 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:46:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:07,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1248 states and 1525 transitions. [2023-12-02 23:46:07,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1525 transitions. [2023-12-02 23:46:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 23:46:07,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:07,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:07,589 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:46:08,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:08,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1293 states and 1577 transitions. [2023-12-02 23:46:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1577 transitions. [2023-12-02 23:46:08,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 23:46:08,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:08,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:46:08,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1295 states and 1578 transitions. [2023-12-02 23:46:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1578 transitions. [2023-12-02 23:46:08,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 23:46:08,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:08,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:08,710 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:09,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:09,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1321 states and 1610 transitions. [2023-12-02 23:46:09,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1321 states and 1610 transitions. [2023-12-02 23:46:09,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 23:46:09,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:09,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:10,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:10,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 1346 states and 1635 transitions. [2023-12-02 23:46:10,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1635 transitions. [2023-12-02 23:46:10,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 23:46:10,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:10,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1657 states to 1368 states and 1657 transitions. [2023-12-02 23:46:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1368 states and 1657 transitions. [2023-12-02 23:46:10,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 23:46:10,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:10,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:11,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1370 states and 1658 transitions. [2023-12-02 23:46:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1658 transitions. [2023-12-02 23:46:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 23:46:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:11,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:11,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:46:11,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:11,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1665 states to 1377 states and 1665 transitions. [2023-12-02 23:46:11,573 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1665 transitions. [2023-12-02 23:46:11,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 23:46:11,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:11,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:11,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-02 23:46:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:11,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1378 states and 1675 transitions. [2023-12-02 23:46:11,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1378 states and 1675 transitions. [2023-12-02 23:46:11,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 23:46:11,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:11,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:46:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:12,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1684 states to 1382 states and 1684 transitions. [2023-12-02 23:46:12,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1684 transitions. [2023-12-02 23:46:12,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-12-02 23:46:12,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:12,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:12,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 91 proven. 9 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-12-02 23:46:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:13,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1384 states and 1686 transitions. [2023-12-02 23:46:13,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1384 states and 1686 transitions. [2023-12-02 23:46:13,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 23:46:13,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:13,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:13,315 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-12-02 23:46:13,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:13,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1403 states and 1705 transitions. [2023-12-02 23:46:13,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1705 transitions. [2023-12-02 23:46:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 23:46:13,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:13,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2023-12-02 23:46:13,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:13,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 1404 states and 1705 transitions. [2023-12-02 23:46:13,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1705 transitions. [2023-12-02 23:46:13,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-12-02 23:46:13,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:13,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:13,706 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-02 23:46:14,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:14,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1483 states and 1786 transitions. [2023-12-02 23:46:14,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1483 states and 1786 transitions. [2023-12-02 23:46:14,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 23:46:14,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:14,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:14,253 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-12-02 23:46:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 1484 states and 1786 transitions. [2023-12-02 23:46:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1484 states and 1786 transitions. [2023-12-02 23:46:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-02 23:46:14,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:46:14,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:46:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:46:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:46:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:46:14,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1698 states to 1403 states and 1698 transitions. [2023-12-02 23:46:14,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1403 states and 1698 transitions. [2023-12-02 23:46:14,586 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:46:14,586 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 74 iterations. [2023-12-02 23:46:14,594 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:46:19,704 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-02 23:46:19,711 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-12-02 23:46:19,712 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:46:19,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:46:19 ImpRootNode [2023-12-02 23:46:19,712 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:46:19,713 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:46:19,713 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:46:19,713 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:46:19,713 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:45:34" (3/4) ... [2023-12-02 23:46:19,715 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:46:19,734 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 129 nodes and edges [2023-12-02 23:46:19,736 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2023-12-02 23:46:19,737 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 23:46:19,739 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:46:19,896 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:46:19,896 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:46:19,896 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:46:19,897 INFO L158 Benchmark]: Toolchain (without parser) took 47194.05ms. Allocated memory was 167.8MB in the beginning and 740.3MB in the end (delta: 572.5MB). Free memory was 123.3MB in the beginning and 485.1MB in the end (delta: -361.8MB). Peak memory consumption was 211.6MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,897 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:46:19,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 482.11ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 96.1MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.71ms. Allocated memory is still 167.8MB. Free memory was 96.1MB in the beginning and 134.7MB in the end (delta: -38.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,898 INFO L158 Benchmark]: Boogie Preprocessor took 66.04ms. Allocated memory is still 167.8MB. Free memory was 134.7MB in the beginning and 130.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,898 INFO L158 Benchmark]: RCFGBuilder took 1254.07ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 69.1MB in the end (delta: 61.4MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,899 INFO L158 Benchmark]: CodeCheck took 45117.40ms. Allocated memory was 167.8MB in the beginning and 740.3MB in the end (delta: 572.5MB). Free memory was 69.1MB in the beginning and 497.7MB in the end (delta: -428.7MB). Peak memory consumption was 391.3MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,899 INFO L158 Benchmark]: Witness Printer took 183.33ms. Allocated memory is still 740.3MB. Free memory was 497.7MB in the beginning and 485.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 23:46:19,901 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, 85 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40.0s, OverallIterations: 74, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 135124 SdHoareTripleChecker+Valid, 315.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 120360 mSDsluCounter, 25147 SdHoareTripleChecker+Invalid, 264.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19410 mSDsCounter, 52314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 287008 IncrementalHoareTripleChecker+Invalid, 339322 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52314 mSolverCounterUnsat, 5737 mSDtfsCounter, 287008 mSolverCounterSat, 2.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 73321 GetRequests, 71628 SyntacticMatches, 1221 SemanticMatches, 472 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129178 ImplicationChecksByTransitivity, 21.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 10072 NumberOfCodeBlocks, 10072 NumberOfCodeBlocksAsserted, 73 NumberOfCheckSat, 9999 ConstructedInterpolants, 0 QuantifiedInterpolants, 22835 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 73 InterpolantComputations, 60 PerfectInterpolantSequences, 5532/5630 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: 542]: 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: 39]: Loop Invariant Derived loop invariant: (((a28 < 11) || !((a25 == 1))) || (a19 == 1)) - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: (((a28 < 11) || !((a25 == 1))) || (a19 == 1)) - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 73.9MB in the end (delta: 27.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 482.11ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 96.1MB in the end (delta: 26.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.71ms. Allocated memory is still 167.8MB. Free memory was 96.1MB in the beginning and 134.7MB in the end (delta: -38.6MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.04ms. Allocated memory is still 167.8MB. Free memory was 134.7MB in the beginning and 130.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1254.07ms. Allocated memory is still 167.8MB. Free memory was 130.5MB in the beginning and 69.1MB in the end (delta: 61.4MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * CodeCheck took 45117.40ms. Allocated memory was 167.8MB in the beginning and 740.3MB in the end (delta: 572.5MB). Free memory was 69.1MB in the beginning and 497.7MB in the end (delta: -428.7MB). Peak memory consumption was 391.3MB. Max. memory is 16.1GB. * Witness Printer took 183.33ms. Allocated memory is still 740.3MB. Free memory was 497.7MB in the beginning and 485.1MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 23:46:19,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d03bac1b-0d09-4d4a-88f1-17d5818f7a65/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