./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.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_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/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_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/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_84f60398-7909-4402-877f-7d332c53d777/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 8067f6f3f9b2e7af84aa5945c9ed2ea4ff7d9ddfc1aa86a10fb4bb83ea8bdef8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:42,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:42,373 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:56:42,381 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:42,382 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:42,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:42,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:42,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:42,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:42,429 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:42,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:42,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:42,431 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:42,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:42,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:42,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:42,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:42,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:42,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:42,434 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:42,435 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:42,438 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:42,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:42,439 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:42,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:42,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:42,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:42,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:42,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:42,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:42,444 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:42,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:42,445 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:42,445 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_84f60398-7909-4402-877f-7d332c53d777/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8067f6f3f9b2e7af84aa5945c9ed2ea4ff7d9ddfc1aa86a10fb4bb83ea8bdef8 [2023-11-19 03:56:42,744 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:42,777 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:42,780 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:42,782 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:42,782 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:42,783 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c [2023-11-19 03:56:45,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:46,188 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:46,189 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c [2023-11-19 03:56:46,207 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/data/473ef7f98/199532f501714f3290914a98b53318dc/FLAGbff460fb6 [2023-11-19 03:56:46,221 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/data/473ef7f98/199532f501714f3290914a98b53318dc [2023-11-19 03:56:46,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:46,226 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:46,227 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:46,227 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:46,242 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:46,243 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c17b87d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46, skipping insertion in model container [2023-11-19 03:56:46,244 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,304 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:46,508 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_84f60398-7909-4402-877f-7d332c53d777/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c[911,924] [2023-11-19 03:56:46,620 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_84f60398-7909-4402-877f-7d332c53d777/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c[8416,8429] [2023-11-19 03:56:46,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:46,744 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:46,760 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_84f60398-7909-4402-877f-7d332c53d777/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c[911,924] [2023-11-19 03:56:46,805 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_84f60398-7909-4402-877f-7d332c53d777/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-2.c[8416,8429] [2023-11-19 03:56:46,846 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:46,871 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:46,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46 WrapperNode [2023-11-19 03:56:46,872 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:46,873 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:46,873 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:46,873 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:46,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,940 INFO L138 Inliner]: procedures = 65, calls = 77, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 694 [2023-11-19 03:56:46,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:46,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:46,941 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:46,941 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:46,952 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,956 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:46,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:47,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:47,024 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:47,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:47,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:47,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:47,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:47,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:47,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:46" (1/1) ... [2023-11-19 03:56:47,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:47,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:47,070 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:47,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_84f60398-7909-4402-877f-7d332c53d777/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:56:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:56:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:56:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:56:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:56:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:56:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:56:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:56:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:56:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:56:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:56:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:56:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:56:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:56:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:56:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:56:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:56:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:56:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:56:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:56:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:56:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:56:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:56:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:56:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:56:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:56:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:56:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:56:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:56:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:56:47,286 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:47,293 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:48,011 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 03:56:48,011 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 03:56:48,096 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:48,446 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:48,446 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 03:56:48,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:48 BoogieIcfgContainer [2023-11-19 03:56:48,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:48,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:48,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:48,465 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:48,465 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:48" (1/1) ... [2023-11-19 03:56:48,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:56:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:48,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 202 states and 295 transitions. [2023-11-19 03:56:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 295 transitions. [2023-11-19 03:56:48,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:56:48,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:48,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:48,948 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 03:56:49,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 207 states and 300 transitions. [2023-11-19 03:56:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2023-11-19 03:56:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:56:49,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:49,323 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 03:56:49,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:49,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 213 states and 311 transitions. [2023-11-19 03:56:49,535 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 311 transitions. [2023-11-19 03:56:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:56:49,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:49,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:49,895 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 03:56:51,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:51,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 226 states and 336 transitions. [2023-11-19 03:56:51,008 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 336 transitions. [2023-11-19 03:56:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:56:51,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:51,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:51,117 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 03:56:52,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:52,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 225 states and 331 transitions. [2023-11-19 03:56:52,097 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 331 transitions. [2023-11-19 03:56:52,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:52,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:52,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:52,186 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 03:56:52,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 235 states and 350 transitions. [2023-11-19 03:56:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 350 transitions. [2023-11-19 03:56:52,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:52,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:52,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:52,748 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 03:56:52,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 252 states and 382 transitions. [2023-11-19 03:56:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 382 transitions. [2023-11-19 03:56:52,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:52,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:52,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:53,086 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 03:56:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:53,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 253 states and 382 transitions. [2023-11-19 03:56:53,105 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 382 transitions. [2023-11-19 03:56:53,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:53,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:53,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:53,203 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 03:56:53,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:53,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 254 states and 382 transitions. [2023-11-19 03:56:53,221 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 382 transitions. [2023-11-19 03:56:53,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:53,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:53,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:53,325 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 03:56:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:53,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 255 states and 382 transitions. [2023-11-19 03:56:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 382 transitions. [2023-11-19 03:56:53,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:53,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:53,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:53,427 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 03:56:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 256 states and 382 transitions. [2023-11-19 03:56:53,443 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 382 transitions. [2023-11-19 03:56:53,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:53,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:53,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:53,622 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 03:56:54,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:54,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 271 states and 415 transitions. [2023-11-19 03:56:54,068 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 415 transitions. [2023-11-19 03:56:54,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:54,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:54,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:54,153 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 03:56:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:54,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 272 states and 415 transitions. [2023-11-19 03:56:54,172 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 415 transitions. [2023-11-19 03:56:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:54,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:54,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:54,279 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 03:56:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 273 states and 415 transitions. [2023-11-19 03:56:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 415 transitions. [2023-11-19 03:56:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:54,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:54,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:54,489 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 03:56:54,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:54,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 282 states and 436 transitions. [2023-11-19 03:56:54,979 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 436 transitions. [2023-11-19 03:56:54,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:54,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:54,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:55,066 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 03:56:55,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 283 states and 436 transitions. [2023-11-19 03:56:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 436 transitions. [2023-11-19 03:56:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:56:55,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:55,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:55,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:55,217 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 03:56:55,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 291 states and 450 transitions. [2023-11-19 03:56:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 450 transitions. [2023-11-19 03:56:55,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:56:55,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:55,614 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 03:56:55,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 294 states and 456 transitions. [2023-11-19 03:56:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2023-11-19 03:56:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:56:55,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:55,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:55,674 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 03:56:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 302 states and 469 transitions. [2023-11-19 03:56:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 469 transitions. [2023-11-19 03:56:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:56:56,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:56,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:56,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:56,602 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 03:57:00,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:00,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 316 states and 504 transitions. [2023-11-19 03:57:00,327 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 504 transitions. [2023-11-19 03:57:00,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:57:00,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:00,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:00,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:00,472 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 03:57:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:02,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 321 states and 510 transitions. [2023-11-19 03:57:02,659 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 510 transitions. [2023-11-19 03:57:02,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:57:02,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:02,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:02,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:02,705 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 03:57:03,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 320 states and 506 transitions. [2023-11-19 03:57:03,851 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 506 transitions. [2023-11-19 03:57:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:57:03,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,970 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 03:57:04,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 322 states and 510 transitions. [2023-11-19 03:57:04,661 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 510 transitions. [2023-11-19 03:57:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:57:04,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,787 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 03:57:04,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:04,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 325 states and 515 transitions. [2023-11-19 03:57:04,821 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 515 transitions. [2023-11-19 03:57:04,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:57:04,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:04,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:04,973 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 03:57:05,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 327 states and 518 transitions. [2023-11-19 03:57:05,004 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 518 transitions. [2023-11-19 03:57:05,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:05,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,040 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 03:57:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:05,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 332 states and 525 transitions. [2023-11-19 03:57:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 525 transitions. [2023-11-19 03:57:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:05,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:05,319 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 03:57:06,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 341 states and 541 transitions. [2023-11-19 03:57:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 541 transitions. [2023-11-19 03:57:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:06,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,496 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 03:57:11,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 366 states and 598 transitions. [2023-11-19 03:57:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 598 transitions. [2023-11-19 03:57:11,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:11,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:11,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:11,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,043 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 03:57:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 372 states and 616 transitions. [2023-11-19 03:57:15,006 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 616 transitions. [2023-11-19 03:57:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:15,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:15,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:15,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:15,350 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 03:57:20,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 384 states and 657 transitions. [2023-11-19 03:57:20,233 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 657 transitions. [2023-11-19 03:57:20,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:20,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,316 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 03:57:20,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 385 states and 660 transitions. [2023-11-19 03:57:20,901 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 660 transitions. [2023-11-19 03:57:20,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:20,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,971 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 03:57:22,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 391 states and 672 transitions. [2023-11-19 03:57:22,477 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 672 transitions. [2023-11-19 03:57:22,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:22,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,541 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 03:57:23,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 393 states and 675 transitions. [2023-11-19 03:57:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 675 transitions. [2023-11-19 03:57:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:23,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,134 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 03:57:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 394 states and 677 transitions. [2023-11-19 03:57:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 677 transitions. [2023-11-19 03:57:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:23,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,706 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 03:57:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:23,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 395 states and 679 transitions. [2023-11-19 03:57:23,732 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 679 transitions. [2023-11-19 03:57:23,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:23,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:23,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:23,793 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 03:57:25,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:25,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 398 states and 687 transitions. [2023-11-19 03:57:25,210 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 687 transitions. [2023-11-19 03:57:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:25,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:25,277 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 03:57:25,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:25,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 398 states and 683 transitions. [2023-11-19 03:57:25,307 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 683 transitions. [2023-11-19 03:57:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:25,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:25,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:25,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:25,364 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 03:57:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:25,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 398 states and 679 transitions. [2023-11-19 03:57:25,660 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 679 transitions. [2023-11-19 03:57:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:25,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:25,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:25,719 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 03:57:26,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 398 states and 673 transitions. [2023-11-19 03:57:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 673 transitions. [2023-11-19 03:57:26,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:57:26,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:26,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:26,895 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 03:57:27,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 398 states and 669 transitions. [2023-11-19 03:57:27,174 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 669 transitions. [2023-11-19 03:57:27,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:27,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,238 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 03:57:27,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 403 states and 677 transitions. [2023-11-19 03:57:27,830 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 677 transitions. [2023-11-19 03:57:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:27,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,865 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 03:57:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 405 states and 680 transitions. [2023-11-19 03:57:28,232 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 680 transitions. [2023-11-19 03:57:28,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:28,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:28,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:28,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:28,296 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 03:57:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 403 states and 676 transitions. [2023-11-19 03:57:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 676 transitions. [2023-11-19 03:57:28,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:28,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:28,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:28,689 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 03:57:29,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 404 states and 677 transitions. [2023-11-19 03:57:29,006 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 677 transitions. [2023-11-19 03:57:29,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:29,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,087 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 03:57:29,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 405 states and 678 transitions. [2023-11-19 03:57:29,413 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 678 transitions. [2023-11-19 03:57:29,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:29,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,478 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 03:57:29,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 406 states and 679 transitions. [2023-11-19 03:57:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 679 transitions. [2023-11-19 03:57:29,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:57:29,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,888 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 03:57:29,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 394 states and 656 transitions. [2023-11-19 03:57:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 656 transitions. [2023-11-19 03:57:29,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:57:29,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:29,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:29,968 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 03:57:29,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 397 states and 662 transitions. [2023-11-19 03:57:29,998 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 662 transitions. [2023-11-19 03:57:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:57:30,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:30,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:30,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:30,964 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.