./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.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_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/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_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/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_ec006476-c829-47f3-bc46-e92958c59b14/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 4ebb73aa3b2fe06c298821e537034d0c16e316e18b31a7db411eb85fc916df11 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:30:30,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:30:30,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:30:30,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:30:30,443 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:30:30,482 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:30:30,483 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:30:30,484 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:30:30,485 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:30:30,490 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:30:30,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:30:30,491 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:30:30,491 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:30:30,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:30:30,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:30:30,494 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:30:30,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:30:30,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:30:30,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:30:30,496 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:30:30,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:30:30,497 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:30:30,497 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:30:30,498 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:30:30,498 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:30:30,499 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:30:30,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:30,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:30:30,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:30:30,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:30:30,502 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:30:30,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:30:30,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:30:30,503 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_ec006476-c829-47f3-bc46-e92958c59b14/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ebb73aa3b2fe06c298821e537034d0c16e316e18b31a7db411eb85fc916df11 [2023-11-19 03:30:30,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:30:30,842 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:30:30,844 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:30:30,846 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:30:30,846 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:30:30,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c [2023-11-19 03:30:34,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:30:34,297 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:30:34,298 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c [2023-11-19 03:30:34,316 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/data/7fbed556e/639946c0a9364ff38186bd8c7691d9c0/FLAG99fcb8a54 [2023-11-19 03:30:34,339 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/data/7fbed556e/639946c0a9364ff38186bd8c7691d9c0 [2023-11-19 03:30:34,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:30:34,351 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:30:34,353 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:34,354 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:30:34,358 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:30:34,359 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:34,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c19e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34, skipping insertion in model container [2023-11-19 03:30:34,361 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:34,439 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:30:34,617 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_ec006476-c829-47f3-bc46-e92958c59b14/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[911,924] [2023-11-19 03:30:34,718 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_ec006476-c829-47f3-bc46-e92958c59b14/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[8416,8429] [2023-11-19 03:30:34,807 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:34,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:30:34,852 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_ec006476-c829-47f3-bc46-e92958c59b14/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[911,924] [2023-11-19 03:30:34,918 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_ec006476-c829-47f3-bc46-e92958c59b14/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.02.cil-1.c[8416,8429] [2023-11-19 03:30:34,955 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:30:34,991 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:30:34,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34 WrapperNode [2023-11-19 03:30:34,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:30:34,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:34,994 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:30:34,994 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:30:35,002 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,021 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,080 INFO L138 Inliner]: procedures = 59, calls = 67, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 508 [2023-11-19 03:30:35,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:30:35,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:30:35,098 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:30:35,098 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:30:35,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,112 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,113 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:30:35,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:30:35,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:30:35,159 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:30:35,160 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:30:34" (1/1) ... [2023-11-19 03:30:35,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:30:35,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:30:35,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:30:35,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec006476-c829-47f3-bc46-e92958c59b14/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:30:35,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:30:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:30:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:30:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:30:35,252 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:30:35,252 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:30:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:30:35,253 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:30:35,253 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:30:35,253 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:30:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:30:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:30:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:30:35,254 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:30:35,254 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:30:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:30:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:30:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:30:35,255 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:30:35,255 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:30:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:30:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:30:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:30:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:30:35,256 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:30:35,256 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:30:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:30:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:30:35,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:30:35,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:30:35,258 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:30:35,258 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:30:35,375 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:30:35,384 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:30:36,003 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 03:30:36,003 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2023-11-19 03:30:36,050 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:30:36,293 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:30:36,294 INFO L302 CfgBuilder]: Removed 9 assume(true) statements. [2023-11-19 03:30:36,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:36 BoogieIcfgContainer [2023-11-19 03:30:36,307 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:30:36,309 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:30:36,309 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:30:36,319 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:30:36,320 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:30:36" (1/1) ... [2023-11-19 03:30:36,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:30:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 160 states and 228 transitions. [2023-11-19 03:30:36,412 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 228 transitions. [2023-11-19 03:30:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:30:36,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:36,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:36,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:36,872 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 03:30:36,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 169 states and 244 transitions. [2023-11-19 03:30:36,979 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 244 transitions. [2023-11-19 03:30:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:30:36,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:36,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:30:37,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 170 states and 244 transitions. [2023-11-19 03:30:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 244 transitions. [2023-11-19 03:30:37,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:30:37,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,278 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 03:30:37,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 178 states and 258 transitions. [2023-11-19 03:30:37,420 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 258 transitions. [2023-11-19 03:30:37,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:30:37,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,508 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 03:30:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 183 states and 263 transitions. [2023-11-19 03:30:37,592 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 263 transitions. [2023-11-19 03:30:37,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:30:37,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,669 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 03:30:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 189 states and 271 transitions. [2023-11-19 03:30:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 271 transitions. [2023-11-19 03:30:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:30:37,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:37,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:37,985 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 03:30:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:38,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 195 states and 282 transitions. [2023-11-19 03:30:38,260 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 282 transitions. [2023-11-19 03:30:38,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:38,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:38,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:38,428 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 03:30:38,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 198 states and 286 transitions. [2023-11-19 03:30:38,546 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 286 transitions. [2023-11-19 03:30:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:38,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:38,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:38,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:38,848 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 03:30:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:40,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 204 states and 297 transitions. [2023-11-19 03:30:40,189 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 297 transitions. [2023-11-19 03:30:40,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:30:40,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:40,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:40,273 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 03:30:40,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:40,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 214 states and 316 transitions. [2023-11-19 03:30:40,529 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 316 transitions. [2023-11-19 03:30:40,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:40,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:40,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:30:42,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:42,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 230 states and 351 transitions. [2023-11-19 03:30:42,318 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 351 transitions. [2023-11-19 03:30:42,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:42,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:42,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:42,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:44,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 236 states and 369 transitions. [2023-11-19 03:30:44,041 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 369 transitions. [2023-11-19 03:30:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:44,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:44,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:44,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:44,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:44,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 235 states and 364 transitions. [2023-11-19 03:30:44,780 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 364 transitions. [2023-11-19 03:30:44,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:44,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:44,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:44,823 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:45,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 238 states and 369 transitions. [2023-11-19 03:30:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2023-11-19 03:30:45,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:30:45,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:45,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:45,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 239 states and 371 transitions. [2023-11-19 03:30:45,261 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 371 transitions. [2023-11-19 03:30:45,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:30:45,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:45,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:45,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:45,329 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:45,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 237 states and 367 transitions. [2023-11-19 03:30:45,482 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 367 transitions. [2023-11-19 03:30:45,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:30:45,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:45,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:45,569 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:30:45,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 234 states and 359 transitions. [2023-11-19 03:30:45,719 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 359 transitions. [2023-11-19 03:30:45,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:30:45,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:45,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:46,211 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:30:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 250 states and 397 transitions. [2023-11-19 03:30:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 397 transitions. [2023-11-19 03:30:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:30:49,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:49,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:50,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 252 states and 402 transitions. [2023-11-19 03:30:50,009 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 402 transitions. [2023-11-19 03:30:50,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:30:50,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:50,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:50,061 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 255 states and 409 transitions. [2023-11-19 03:30:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 409 transitions. [2023-11-19 03:30:50,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:30:50,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:50,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:50,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:50,621 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 03:30:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 258 states and 415 transitions. [2023-11-19 03:30:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 415 transitions. [2023-11-19 03:30:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:30:50,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:50,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:50,720 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:50,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 256 states and 410 transitions. [2023-11-19 03:30:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 410 transitions. [2023-11-19 03:30:50,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:30:50,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:50,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:50,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:50,985 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:51,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 253 states and 402 transitions. [2023-11-19 03:30:51,179 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 402 transitions. [2023-11-19 03:30:51,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:30:51,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:51,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:51,220 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 03:30:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:51,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 261 states and 415 transitions. [2023-11-19 03:30:51,782 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 415 transitions. [2023-11-19 03:30:51,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:30:51,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:51,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:51,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 266 states and 424 transitions. [2023-11-19 03:30:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 424 transitions. [2023-11-19 03:30:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:30:52,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:52,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:52,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:52,048 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:30:52,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:52,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 266 states and 423 transitions. [2023-11-19 03:30:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 423 transitions. [2023-11-19 03:30:52,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:30:52,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:52,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:52,112 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:52,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 268 states and 427 transitions. [2023-11-19 03:30:52,137 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 427 transitions. [2023-11-19 03:30:52,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:30:52,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:52,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:52,176 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:30:52,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 270 states and 430 transitions. [2023-11-19 03:30:52,199 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 430 transitions. [2023-11-19 03:30:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:30:52,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:52,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:53,030 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:30:58,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:58,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 278 states and 445 transitions. [2023-11-19 03:30:58,283 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 445 transitions. [2023-11-19 03:30:58,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:30:58,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:58,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:58,436 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:30:59,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:30:59,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 289 states and 464 transitions. [2023-11-19 03:30:59,573 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 464 transitions. [2023-11-19 03:30:59,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:30:59,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:30:59,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:30:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:30:59,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:31:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 291 states and 468 transitions. [2023-11-19 03:31:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 468 transitions. [2023-11-19 03:31:00,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:31:00,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,683 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:31:00,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:00,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 293 states and 472 transitions. [2023-11-19 03:31:00,707 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 472 transitions. [2023-11-19 03:31:00,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:31:00,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:00,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:00,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 307 states and 501 transitions. [2023-11-19 03:31:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 501 transitions. [2023-11-19 03:31:02,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:31:02,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,459 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:31:02,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 309 states and 504 transitions. [2023-11-19 03:31:02,495 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 504 transitions. [2023-11-19 03:31:02,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:31:02,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:02,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 312 states and 509 transitions. [2023-11-19 03:31:02,655 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 509 transitions. [2023-11-19 03:31:02,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:02,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:02,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:02,712 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:03,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:03,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 319 states and 522 transitions. [2023-11-19 03:31:03,534 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 522 transitions. [2023-11-19 03:31:03,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:03,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:03,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:03,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:03,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:31:03,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 324 states and 529 transitions. [2023-11-19 03:31:03,821 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 529 transitions. [2023-11-19 03:31:03,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:31:03,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:03,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:03,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:03,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:03,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 326 states and 532 transitions. [2023-11-19 03:31:03,959 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 532 transitions. [2023-11-19 03:31:03,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:31:03,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:03,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:04,078 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:31:05,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 331 states and 542 transitions. [2023-11-19 03:31:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 542 transitions. [2023-11-19 03:31:05,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:05,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,109 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:31:05,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 333 states and 545 transitions. [2023-11-19 03:31:05,437 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 545 transitions. [2023-11-19 03:31:05,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:05,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 338 states and 553 transitions. [2023-11-19 03:31:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 553 transitions. [2023-11-19 03:31:05,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:31:05,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:05,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:06,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:06,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 341 states and 559 transitions. [2023-11-19 03:31:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 559 transitions. [2023-11-19 03:31:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:06,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:06,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:31:06,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 343 states and 562 transitions. [2023-11-19 03:31:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 562 transitions. [2023-11-19 03:31:06,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:06,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:06,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:06,312 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:31:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 345 states and 566 transitions. [2023-11-19 03:31:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 566 transitions. [2023-11-19 03:31:06,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:31:06,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:06,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:06,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:06,547 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:31:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:07,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 347 states and 569 transitions. [2023-11-19 03:31:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 569 transitions. [2023-11-19 03:31:07,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:07,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:07,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:07,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:31:08,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:08,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 356 states and 585 transitions. [2023-11-19 03:31:08,350 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 585 transitions. [2023-11-19 03:31:08,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:31:08,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:08,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:08,399 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:08,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:08,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 356 states and 583 transitions. [2023-11-19 03:31:08,429 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 583 transitions. [2023-11-19 03:31:08,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:08,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:08,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:09,079 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:31:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 377 states and 627 transitions. [2023-11-19 03:31:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 627 transitions. [2023-11-19 03:31:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:15,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:31:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 379 states and 630 transitions. [2023-11-19 03:31:15,535 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 630 transitions. [2023-11-19 03:31:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:15,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:31:15,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 381 states and 634 transitions. [2023-11-19 03:31:15,697 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 634 transitions. [2023-11-19 03:31:15,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:15,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:15,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:31:16,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:16,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 383 states and 640 transitions. [2023-11-19 03:31:16,835 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 640 transitions. [2023-11-19 03:31:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:31:16,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:16,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:31:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 386 states and 648 transitions. [2023-11-19 03:31:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 648 transitions. [2023-11-19 03:31:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:31:18,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:31:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 384 states and 644 transitions. [2023-11-19 03:31:18,537 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 644 transitions. [2023-11-19 03:31:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:31:18,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-11-19 03:31:18,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 381 states and 635 transitions. [2023-11-19 03:31:18,909 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 635 transitions. [2023-11-19 03:31:18,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:31:18,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:18,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:31:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:20,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 391 states and 656 transitions. [2023-11-19 03:31:20,985 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 656 transitions. [2023-11-19 03:31:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:31:20,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:20,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,111 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:31:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 393 states and 659 transitions. [2023-11-19 03:31:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 659 transitions. [2023-11-19 03:31:21,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:31:21,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:21,184 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:31:21,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:21,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 395 states and 661 transitions. [2023-11-19 03:31:21,630 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 661 transitions. [2023-11-19 03:31:21,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:31:21,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:21,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:31:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:22,019 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.