./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV --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 7e701321e196a1bccf6d27e73a1199a298c61ca16e14855140bb342fbe0d070d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:37,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:37,806 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:04:37,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:37,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:37,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:37,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:37,862 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:37,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:37,868 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:37,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:37,870 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:37,871 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:37,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:37,873 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:37,873 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:37,874 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:37,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:37,875 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:37,875 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:37,876 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:37,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:37,877 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:37,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:37,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:37,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:37,879 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:37,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:37,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:37,881 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:37,882 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:37,882 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:37,883 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e701321e196a1bccf6d27e73a1199a298c61ca16e14855140bb342fbe0d070d [2023-11-12 00:04:38,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:38,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:38,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:38,233 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:38,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:38,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c [2023-11-12 00:04:41,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:42,241 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:42,242 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c [2023-11-12 00:04:42,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/data/93899885c/2393db7a5e11465f8d5a034d2655157a/FLAG10718be0c [2023-11-12 00:04:42,336 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/data/93899885c/2393db7a5e11465f8d5a034d2655157a [2023-11-12 00:04:42,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:42,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:42,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:42,349 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:42,354 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:42,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f435c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:42, skipping insertion in model container [2023-11-12 00:04:42,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:42" (1/1) ... [2023-11-12 00:04:42,666 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:45,070 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c[380593,380606] [2023-11-12 00:04:45,101 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c[383339,383352] [2023-11-12 00:04:45,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:45,296 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:46,635 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c[380593,380606] [2023-11-12 00:04:46,645 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_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/sv-benchmarks/c/combinations/Problem05_label49+token_ring.02.cil-1.c[383339,383352] [2023-11-12 00:04:46,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:46,770 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:46,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46 WrapperNode [2023-11-12 00:04:46,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:46,773 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:46,773 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:46,773 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:46,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:46,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,241 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12628 [2023-11-12 00:04:47,242 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:47,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:47,243 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:47,243 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:47,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,716 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,803 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,926 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:47,927 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:47,928 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:47,928 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:47,929 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:46" (1/1) ... [2023-11-12 00:04:47,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:47,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:48,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:48,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c52c30d-1e45-45a5-9c6f-94c02a0e371a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2023-11-12 00:04:48,140 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2023-11-12 00:04:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2023-11-12 00:04:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2023-11-12 00:04:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-12 00:04:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-12 00:04:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2023-11-12 00:04:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2023-11-12 00:04:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2023-11-12 00:04:48,141 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2023-11-12 00:04:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2023-11-12 00:04:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2023-11-12 00:04:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:48,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:48,291 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:48,293 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:57,697 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:00,430 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:00,431 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-12 00:05:00,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:00 BoogieIcfgContainer [2023-11-12 00:05:00,439 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:00,440 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:00,440 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:00,451 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:00,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:00" (1/1) ... [2023-11-12 00:05:00,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:00,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:00,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3388 states to 1724 states and 3388 transitions. [2023-11-12 00:05:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3388 transitions. [2023-11-12 00:05:00,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:05:00,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:00,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:01,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1732 states and 3402 transitions. [2023-11-12 00:05:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3402 transitions. [2023-11-12 00:05:01,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:05:01,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:01,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:01,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:01,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1733 states and 3402 transitions. [2023-11-12 00:05:01,310 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 3402 transitions. [2023-11-12 00:05:01,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:05:01,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:01,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:01,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:01,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3409 states to 1734 states and 3402 transitions. [2023-11-12 00:05:01,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3402 transitions. [2023-11-12 00:05:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:05:01,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:01,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:01,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:01,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:01,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1737 states and 3407 transitions. [2023-11-12 00:05:01,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3407 transitions. [2023-11-12 00:05:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:05:01,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:01,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3437 states to 1745 states and 3421 transitions. [2023-11-12 00:05:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3421 transitions. [2023-11-12 00:05:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:05:01,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:01,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:01,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:02,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3473 states to 1758 states and 3447 transitions. [2023-11-12 00:05:02,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3447 transitions. [2023-11-12 00:05:02,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:05:02,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:02,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:02,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:03,037 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:05:03,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1763 states and 3458 transitions. [2023-11-12 00:05:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3458 transitions. [2023-11-12 00:05:03,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-12 00:05:03,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:03,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:04,004 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:05:04,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:04,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3495 states to 1764 states and 3459 transitions. [2023-11-12 00:05:04,108 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3459 transitions. [2023-11-12 00:05:04,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-12 00:05:04,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:04,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:04,189 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 00:05:04,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1758 states and 3446 transitions. [2023-11-12 00:05:04,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1758 states and 3446 transitions. [2023-11-12 00:05:04,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-12 00:05:04,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:04,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:04,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:06,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:06,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 1774 states and 3480 transitions. [2023-11-12 00:05:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3480 transitions. [2023-11-12 00:05:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-12 00:05:06,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:06,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:06,905 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:07,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3492 transitions. [2023-11-12 00:05:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3492 transitions. [2023-11-12 00:05:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:05:07,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:07,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1780 states and 3493 transitions. [2023-11-12 00:05:07,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3493 transitions. [2023-11-12 00:05:07,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 00:05:07,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:07,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:07,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3529 states to 1774 states and 3479 transitions. [2023-11-12 00:05:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 3479 transitions. [2023-11-12 00:05:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:05:07,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:07,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:07,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:11,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3587 states to 1793 states and 3519 transitions. [2023-11-12 00:05:11,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3519 transitions. [2023-11-12 00:05:11,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-12 00:05:11,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:11,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:12,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1797 states and 3530 transitions. [2023-11-12 00:05:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3530 transitions. [2023-11-12 00:05:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 00:05:12,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:12,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,005 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:13,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3601 states to 1798 states and 3531 transitions. [2023-11-12 00:05:13,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3531 transitions. [2023-11-12 00:05:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 00:05:13,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,347 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:13,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1798 states and 3530 transitions. [2023-11-12 00:05:13,387 INFO L276 IsEmpty]: Start isEmpty. Operand 1798 states and 3530 transitions. [2023-11-12 00:05:13,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 00:05:13,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1793 states and 3517 transitions. [2023-11-12 00:05:13,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3517 transitions. [2023-11-12 00:05:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-12 00:05:13,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:13,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:13,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1795 states and 3521 transitions. [2023-11-12 00:05:13,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1795 states and 3521 transitions. [2023-11-12 00:05:13,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-12 00:05:13,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:13,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:14,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 1802 states and 3533 transitions. [2023-11-12 00:05:14,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 3533 transitions. [2023-11-12 00:05:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-12 00:05:14,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:14,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:14,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:14,644 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:16,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 1813 states and 3552 transitions. [2023-11-12 00:05:16,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3552 transitions. [2023-11-12 00:05:16,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:05:16,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:16,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:16,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:16,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1815 states and 3556 transitions. [2023-11-12 00:05:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3556 transitions. [2023-11-12 00:05:16,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:05:16,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:16,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:16,201 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:05:16,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:16,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3629 states to 1817 states and 3559 transitions. [2023-11-12 00:05:16,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3559 transitions. [2023-11-12 00:05:16,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 00:05:16,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:16,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:16,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:18,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3656 states to 1831 states and 3584 transitions. [2023-11-12 00:05:18,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3584 transitions. [2023-11-12 00:05:18,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-12 00:05:18,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:18,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:05:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:18,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 1833 states and 3587 transitions. [2023-11-12 00:05:18,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 3587 transitions. [2023-11-12 00:05:18,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-12 00:05:18,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:18,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:18,327 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:05:19,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1840 states and 3601 transitions. [2023-11-12 00:05:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3601 transitions. [2023-11-12 00:05:19,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-12 00:05:19,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,606 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:05:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 1842 states and 3604 transitions. [2023-11-12 00:05:19,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3604 transitions. [2023-11-12 00:05:19,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-12 00:05:19,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 00:05:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:19,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1844 states and 3607 transitions. [2023-11-12 00:05:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3607 transitions. [2023-11-12 00:05:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-12 00:05:19,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:19,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-12 00:05:21,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:21,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 1848 states and 3614 transitions. [2023-11-12 00:05:21,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3614 transitions. [2023-11-12 00:05:21,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-12 00:05:21,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:21,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:21,197 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-12 00:05:22,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:22,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1857 states and 3631 transitions. [2023-11-12 00:05:22,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3631 transitions. [2023-11-12 00:05:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-12 00:05:22,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:22,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:22,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-12 00:05:22,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:22,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3706 states to 1859 states and 3634 transitions. [2023-11-12 00:05:22,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1859 states and 3634 transitions. [2023-11-12 00:05:22,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-12 00:05:22,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:22,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:05:23,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:23,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 1860 states and 3635 transitions. [2023-11-12 00:05:23,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3635 transitions. [2023-11-12 00:05:23,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-12 00:05:23,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:23,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:05:23,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 1864 states and 3642 transitions. [2023-11-12 00:05:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3642 transitions. [2023-11-12 00:05:23,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-12 00:05:23,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:23,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:23,528 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.