./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.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_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/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_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/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_00322c30-4f50-487e-a7f5-496f52fa9d02/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 37139db5f2012b0b7a96ab437e26855d856636bc4064d013c0b416905ff6e54c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:41:42,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:41:42,458 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:41:42,465 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:41:42,466 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:41:42,507 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:41:42,511 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:41:42,512 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:41:42,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:41:42,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:41:42,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:41:42,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:41:42,520 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:41:42,522 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:41:42,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:41:42,523 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:41:42,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:41:42,524 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:41:42,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:41:42,525 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:41:42,525 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:41:42,526 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:41:42,526 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:41:42,527 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:41:42,527 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:41:42,528 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:41:42,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:42,529 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:41:42,529 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:41:42,530 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:41:42,531 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:41:42,531 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:41:42,532 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:41:42,532 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_00322c30-4f50-487e-a7f5-496f52fa9d02/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37139db5f2012b0b7a96ab437e26855d856636bc4064d013c0b416905ff6e54c [2023-11-19 02:41:42,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:41:42,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:41:42,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:41:42,817 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:41:42,818 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:41:42,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c [2023-11-19 02:41:45,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:41:46,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:41:46,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c [2023-11-19 02:41:46,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/data/292919813/ee11cf8e6ec84055bd138d196965e775/FLAG796ec48bc [2023-11-19 02:41:46,268 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/data/292919813/ee11cf8e6ec84055bd138d196965e775 [2023-11-19 02:41:46,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:41:46,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:41:46,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:46,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:41:46,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:41:46,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ec7bfb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46, skipping insertion in model container [2023-11-19 02:41:46,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:41:46,517 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_00322c30-4f50-487e-a7f5-496f52fa9d02/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[911,924] [2023-11-19 02:41:46,578 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_00322c30-4f50-487e-a7f5-496f52fa9d02/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[8416,8429] [2023-11-19 02:41:46,631 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:46,644 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:41:46,658 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_00322c30-4f50-487e-a7f5-496f52fa9d02/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[911,924] [2023-11-19 02:41:46,690 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_00322c30-4f50-487e-a7f5-496f52fa9d02/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.04.cil-1.c[8416,8429] [2023-11-19 02:41:46,726 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:41:46,764 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:41:46,764 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46 WrapperNode [2023-11-19 02:41:46,765 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:41:46,766 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:46,767 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:41:46,767 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:41:46,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,793 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,858 INFO L138 Inliner]: procedures = 63, calls = 73, calls flagged for inlining = 32, calls inlined = 32, statements flattened = 628 [2023-11-19 02:41:46,858 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:41:46,859 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:41:46,859 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:41:46,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:41:46,871 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,871 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,886 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,893 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,912 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,932 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:41:46,958 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:41:46,958 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:41:46,958 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:41:46,959 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:41:46" (1/1) ... [2023-11-19 02:41:46,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:41:46,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:41:47,009 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:41:47,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_00322c30-4f50-487e-a7f5-496f52fa9d02/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:41:47,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:41:47,055 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:41:47,055 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:41:47,056 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 02:41:47,056 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 02:41:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 02:41:47,057 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 02:41:47,057 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 02:41:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 02:41:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 02:41:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 02:41:47,058 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 02:41:47,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 02:41:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 02:41:47,059 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 02:41:47,059 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 02:41:47,061 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 02:41:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 02:41:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 02:41:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 02:41:47,062 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 02:41:47,062 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 02:41:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 02:41:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:41:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 02:41:47,063 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 02:41:47,063 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 02:41:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 02:41:47,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:41:47,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:41:47,065 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 02:41:47,065 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 02:41:47,230 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:41:47,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:41:47,986 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-19 02:41:47,986 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 02:41:48,095 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:41:48,517 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:41:48,521 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 02:41:48,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:48 BoogieIcfgContainer [2023-11-19 02:41:48,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:41:48,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:41:48,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:41:48,556 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:41:48,556 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:41:48" (1/1) ... [2023-11-19 02:41:48,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:41:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 184 states and 266 transitions. [2023-11-19 02:41:48,640 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 266 transitions. [2023-11-19 02:41:48,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:41:48,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:48,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:49,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:49,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 189 states and 271 transitions. [2023-11-19 02:41:49,316 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 271 transitions. [2023-11-19 02:41:49,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:41:49,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:49,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:49,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:49,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:49,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 195 states and 279 transitions. [2023-11-19 02:41:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 279 transitions. [2023-11-19 02:41:49,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:41:49,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:49,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:49,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:49,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:49,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:49,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 201 states and 290 transitions. [2023-11-19 02:41:49,880 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 290 transitions. [2023-11-19 02:41:49,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:49,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:49,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:49,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:50,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:50,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 216 states and 318 transitions. [2023-11-19 02:41:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 318 transitions. [2023-11-19 02:41:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:50,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:50,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:50,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:50,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:50,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 217 states and 318 transitions. [2023-11-19 02:41:50,302 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 318 transitions. [2023-11-19 02:41:50,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:50,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:50,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:50,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:50,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:50,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 218 states and 318 transitions. [2023-11-19 02:41:50,454 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 318 transitions. [2023-11-19 02:41:50,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:50,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:50,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:50,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 219 states and 318 transitions. [2023-11-19 02:41:50,594 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 318 transitions. [2023-11-19 02:41:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:50,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:50,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:50,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:50,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 231 states and 345 transitions. [2023-11-19 02:41:51,066 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2023-11-19 02:41:51,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:51,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:51,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:51,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 232 states and 345 transitions. [2023-11-19 02:41:51,212 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 345 transitions. [2023-11-19 02:41:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:51,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:51,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:51,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 238 states and 360 transitions. [2023-11-19 02:41:51,640 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 360 transitions. [2023-11-19 02:41:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:41:51,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:51,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 246 states and 374 transitions. [2023-11-19 02:41:51,948 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 374 transitions. [2023-11-19 02:41:51,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:41:51,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:52,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 249 states and 378 transitions. [2023-11-19 02:41:52,198 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 378 transitions. [2023-11-19 02:41:52,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:41:52,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:54,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:54,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 255 states and 389 transitions. [2023-11-19 02:41:54,246 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 389 transitions. [2023-11-19 02:41:54,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:41:54,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:54,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 265 states and 408 transitions. [2023-11-19 02:41:54,680 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 408 transitions. [2023-11-19 02:41:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:41:54,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:54,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 268 states and 414 transitions. [2023-11-19 02:41:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 414 transitions. [2023-11-19 02:41:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:41:54,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:54,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:41:55,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 276 states and 427 transitions. [2023-11-19 02:41:55,221 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 427 transitions. [2023-11-19 02:41:55,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:41:55,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:55,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:55,717 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 02:41:59,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 284 states and 442 transitions. [2023-11-19 02:41:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 442 transitions. [2023-11-19 02:41:59,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:41:59,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:59,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:41:59,269 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 02:41:59,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:41:59,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 286 states and 446 transitions. [2023-11-19 02:41:59,814 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 446 transitions. [2023-11-19 02:41:59,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:41:59,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:41:59,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:41:59,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:00,333 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 02:42:03,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:03,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 308 states and 497 transitions. [2023-11-19 02:42:03,427 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 497 transitions. [2023-11-19 02:42:03,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:03,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:03,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:03,719 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 02:42:06,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:06,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 317 states and 525 transitions. [2023-11-19 02:42:06,566 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 525 transitions. [2023-11-19 02:42:06,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:06,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:06,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:06,675 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 02:42:07,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:07,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 320 states and 533 transitions. [2023-11-19 02:42:07,359 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 533 transitions. [2023-11-19 02:42:07,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:07,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:07,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:07,425 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 02:42:08,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:08,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 323 states and 539 transitions. [2023-11-19 02:42:08,188 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 539 transitions. [2023-11-19 02:42:08,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:08,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:08,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:08,294 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 02:42:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:08,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 324 states and 541 transitions. [2023-11-19 02:42:08,317 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 541 transitions. [2023-11-19 02:42:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:08,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:08,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:08,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:08,389 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 02:42:09,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 324 states and 534 transitions. [2023-11-19 02:42:09,212 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 534 transitions. [2023-11-19 02:42:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:09,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:09,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:09,289 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 02:42:09,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 324 states and 532 transitions. [2023-11-19 02:42:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 532 transitions. [2023-11-19 02:42:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:42:09,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:09,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:09,805 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 02:42:10,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 324 states and 528 transitions. [2023-11-19 02:42:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 528 transitions. [2023-11-19 02:42:10,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:42:10,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:10,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:10,098 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 02:42:10,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 322 states and 524 transitions. [2023-11-19 02:42:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 524 transitions. [2023-11-19 02:42:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:42:10,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:10,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:10,344 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 02:42:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:10,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 323 states and 525 transitions. [2023-11-19 02:42:10,552 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 525 transitions. [2023-11-19 02:42:10,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:42:10,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:10,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:10,629 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 02:42:10,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:10,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 324 states and 526 transitions. [2023-11-19 02:42:10,854 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 526 transitions. [2023-11-19 02:42:10,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:42:10,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:10,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:10,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:10,917 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 02:42:10,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 315 states and 508 transitions. [2023-11-19 02:42:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 508 transitions. [2023-11-19 02:42:10,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:10,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:11,084 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 02:42:11,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 318 states and 513 transitions. [2023-11-19 02:42:11,119 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 513 transitions. [2023-11-19 02:42:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:11,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:11,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:11,240 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 02:42:11,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:11,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 320 states and 516 transitions. [2023-11-19 02:42:11,272 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 516 transitions. [2023-11-19 02:42:11,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:42:11,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:11,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:11,918 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 02:42:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:17,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 342 states and 571 transitions. [2023-11-19 02:42:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 571 transitions. [2023-11-19 02:42:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:42:17,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:17,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:17,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:17,782 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 02:42:19,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:19,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 347 states and 582 transitions. [2023-11-19 02:42:19,247 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 582 transitions. [2023-11-19 02:42:19,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:42:19,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:19,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:19,311 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 02:42:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 350 states and 588 transitions. [2023-11-19 02:42:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 588 transitions. [2023-11-19 02:42:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:42:19,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:19,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:19,884 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 02:42:20,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 352 states and 593 transitions. [2023-11-19 02:42:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 593 transitions. [2023-11-19 02:42:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:42:20,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:20,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:20,489 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 02:42:20,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:20,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 353 states and 595 transitions. [2023-11-19 02:42:20,750 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 595 transitions. [2023-11-19 02:42:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:42:20,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:20,783 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 02:42:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:21,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 358 states and 602 transitions. [2023-11-19 02:42:21,078 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 602 transitions. [2023-11-19 02:42:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:42:21,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:21,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:21,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:21,130 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 02:42:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:22,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 365 states and 615 transitions. [2023-11-19 02:42:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 615 transitions. [2023-11-19 02:42:22,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:42:22,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:22,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:22,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:22,172 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 02:42:22,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 363 states and 610 transitions. [2023-11-19 02:42:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 610 transitions. [2023-11-19 02:42:22,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:42:22,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:22,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:22,494 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 02:42:22,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 364 states and 611 transitions. [2023-11-19 02:42:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 611 transitions. [2023-11-19 02:42:22,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:42:22,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:22,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:22,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:22,819 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 02:42:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:23,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 365 states and 612 transitions. [2023-11-19 02:42:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 612 transitions. [2023-11-19 02:42:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:42:23,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:23,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:23,158 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 02:42:23,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:23,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 356 states and 594 transitions. [2023-11-19 02:42:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 594 transitions. [2023-11-19 02:42:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:23,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:23,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:23,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:23,906 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 02:42:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:32,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 381 states and 654 transitions. [2023-11-19 02:42:32,020 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 654 transitions. [2023-11-19 02:42:32,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:32,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:32,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:32,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:32,082 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 02:42:32,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 383 states and 659 transitions. [2023-11-19 02:42:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 659 transitions. [2023-11-19 02:42:32,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:32,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:32,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:32,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:32,762 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 02:42:33,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:42:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 384 states and 662 transitions. [2023-11-19 02:42:33,444 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 662 transitions. [2023-11-19 02:42:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:42:33,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:42:33,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:42:33,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:42:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.