./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label54.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label54.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL --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 7cb0e3e7ca6e649e59abdb6b6d5e965e5032276a0a9384f797ac69f082085379 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:38:04,301 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:38:04,384 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:38:04,391 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:38:04,392 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:38:04,444 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:38:04,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:38:04,446 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:38:04,447 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:38:04,448 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:38:04,448 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:38:04,449 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:38:04,450 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:38:04,451 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:38:04,451 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:38:04,452 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:38:04,453 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:38:04,453 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:38:04,454 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:38:04,454 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:38:04,459 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:38:04,460 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:38:04,461 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:38:04,461 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:38:04,462 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:38:04,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:38:04,463 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:04,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:38:04,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:38:04,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:38:04,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:38:04,466 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:38:04,466 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:38:04,467 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_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cb0e3e7ca6e649e59abdb6b6d5e965e5032276a0a9384f797ac69f082085379 [2023-11-19 02:38:04,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:38:04,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:38:04,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:38:04,921 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:38:04,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:38:04,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2023-11-19 02:38:08,190 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:38:08,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:38:08,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/sv-benchmarks/c/eca-rers2012/Problem04_label54.c [2023-11-19 02:38:08,927 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/data/3d7c36af6/fb06fca6664848ac9ce1dcf8647094f9/FLAG9aff84f47 [2023-11-19 02:38:08,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/data/3d7c36af6/fb06fca6664848ac9ce1dcf8647094f9 [2023-11-19 02:38:08,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:38:08,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:38:08,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:08,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:38:08,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:38:08,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:08" (1/1) ... [2023-11-19 02:38:08,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bb236e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:08, skipping insertion in model container [2023-11-19 02:38:08,973 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:38:08" (1/1) ... [2023-11-19 02:38:09,139 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:38:10,742 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_6c09ad9d-2b5a-469a-b97b-4079002f53ff/sv-benchmarks/c/eca-rers2012/Problem04_label54.c[182916,182929] [2023-11-19 02:38:10,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:10,775 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:38:11,588 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_6c09ad9d-2b5a-469a-b97b-4079002f53ff/sv-benchmarks/c/eca-rers2012/Problem04_label54.c[182916,182929] [2023-11-19 02:38:11,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:38:11,628 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:38:11,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11 WrapperNode [2023-11-19 02:38:11,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:38:11,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:11,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:38:11,631 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:38:11,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:11,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:11,958 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-19 02:38:11,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:38:11,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:38:11,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:38:11,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:38:11,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:11,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,209 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,291 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:38:12,337 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:38:12,337 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:38:12,337 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:38:12,338 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:38:11" (1/1) ... [2023-11-19 02:38:12,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:38:12,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:38:12,377 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:38:12,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c09ad9d-2b5a-469a-b97b-4079002f53ff/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:38:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:38:12,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:38:12,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:38:12,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:38:12,668 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:38:12,670 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:38:18,274 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:38:18,775 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:38:18,775 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:38:18,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:18 BoogieIcfgContainer [2023-11-19 02:38:18,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:38:18,794 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:38:18,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:38:18,804 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:38:18,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:38:18" (1/1) ... [2023-11-19 02:38:18,814 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:38:18,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-19 02:38:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-19 02:38:18,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-19 02:38:18,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:18,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:21,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:26,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:27,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 1516 states and 2376 transitions. [2023-11-19 02:38:27,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2376 transitions. [2023-11-19 02:38:27,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-19 02:38:27,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:27,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:27,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 1519 states and 2381 transitions. [2023-11-19 02:38:29,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2381 transitions. [2023-11-19 02:38:29,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-19 02:38:29,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:29,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:29,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:30,352 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:30,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:30,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2388 states to 1523 states and 2388 transitions. [2023-11-19 02:38:30,552 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2388 transitions. [2023-11-19 02:38:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 763 [2023-11-19 02:38:30,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:30,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:31,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 1529 states and 2398 transitions. [2023-11-19 02:38:31,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 2398 transitions. [2023-11-19 02:38:31,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-19 02:38:31,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:31,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:31,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:32,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:32,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2400 states to 1531 states and 2400 transitions. [2023-11-19 02:38:32,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1531 states and 2400 transitions. [2023-11-19 02:38:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 766 [2023-11-19 02:38:32,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:32,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:33,394 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:33,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:33,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 1540 states and 2414 transitions. [2023-11-19 02:38:33,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1540 states and 2414 transitions. [2023-11-19 02:38:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2023-11-19 02:38:33,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:33,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 1542 states and 2417 transitions. [2023-11-19 02:38:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1542 states and 2417 transitions. [2023-11-19 02:38:34,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-19 02:38:34,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:34,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:36,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:36,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2434 states to 1553 states and 2434 transitions. [2023-11-19 02:38:36,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2434 transitions. [2023-11-19 02:38:36,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-19 02:38:36,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:36,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:37,556 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:38,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:38,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2452 states to 1565 states and 2452 transitions. [2023-11-19 02:38:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1565 states and 2452 transitions. [2023-11-19 02:38:38,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-19 02:38:38,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:38,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:44,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 2319 states and 3327 transitions. [2023-11-19 02:38:44,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 3327 transitions. [2023-11-19 02:38:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-19 02:38:44,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:44,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:44,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 2323 states and 3332 transitions. [2023-11-19 02:38:45,405 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3332 transitions. [2023-11-19 02:38:45,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-19 02:38:45,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:45,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:45,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:46,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:46,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 2329 states and 3340 transitions. [2023-11-19 02:38:46,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 3340 transitions. [2023-11-19 02:38:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-19 02:38:46,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:46,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:47,080 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:38:47,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:47,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3358 states to 2343 states and 3358 transitions. [2023-11-19 02:38:47,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3358 transitions. [2023-11-19 02:38:47,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-19 02:38:47,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:47,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:47,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:38:49,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:49,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3374 states to 2348 states and 3374 transitions. [2023-11-19 02:38:49,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2348 states and 3374 transitions. [2023-11-19 02:38:49,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-19 02:38:49,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:49,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:49,692 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:38:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:38:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 2351 states and 3378 transitions. [2023-11-19 02:38:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3378 transitions. [2023-11-19 02:38:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-19 02:38:49,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:38:49,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:38:50,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:38:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.