./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi --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 2b9ed7c85c1e945b329b46ea2facde1ef0195f46b3e9e9585453dabdeb816de5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:46,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:46,413 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:58:46,420 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:46,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:46,454 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:46,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:58:46,457 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:58:46,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:46,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:46,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:46,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:58:46,461 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:46,462 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:46,463 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:46,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:46,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:58:46,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:46,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:58:46,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:46,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:58:46,469 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:46,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:46,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:46,471 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:46,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:46,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:46,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:46,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:46,475 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:58:46,476 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:46,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:46,477 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:58:46,478 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_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b9ed7c85c1e945b329b46ea2facde1ef0195f46b3e9e9585453dabdeb816de5 [2023-11-24 22:58:46,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:46,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:46,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:46,813 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:46,814 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:46,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c [2023-11-24 22:58:50,429 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:50,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:50,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c [2023-11-24 22:58:50,979 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/data/10a75d157/bce18fed1f5f48679a35b818ccc2a5c9/FLAGe8acfb9e6 [2023-11-24 22:58:51,002 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/data/10a75d157/bce18fed1f5f48679a35b818ccc2a5c9 [2023-11-24 22:58:51,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:51,015 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:51,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:51,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:51,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:51,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7770d062 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51, skipping insertion in model container [2023-11-24 22:58:51,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,110 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:51,283 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_bdfceb1a-2364-44f7-9e01-874bf4ad5871/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[911,924] [2023-11-24 22:58:51,371 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_bdfceb1a-2364-44f7-9e01-874bf4ad5871/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[8416,8429] [2023-11-24 22:58:51,501 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:51,529 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:51,546 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_bdfceb1a-2364-44f7-9e01-874bf4ad5871/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[911,924] [2023-11-24 22:58:51,593 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_bdfceb1a-2364-44f7-9e01-874bf4ad5871/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.05.cil-1.c[8416,8429] [2023-11-24 22:58:51,642 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:51,672 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:51,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51 WrapperNode [2023-11-24 22:58:51,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:51,674 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:51,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:51,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:51,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,773 INFO L138 Inliner]: procedures = 65, calls = 76, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 688 [2023-11-24 22:58:51,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:51,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:51,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:51,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:51,793 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,797 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,798 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,817 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,842 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:51,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:51,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:51,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:51,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:51" (1/1) ... [2023-11-24 22:58:51,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:51,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:51,909 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:51,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfceb1a-2364-44f7-9e01-874bf4ad5871/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:58:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:58:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-24 22:58:51,961 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-24 22:58:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 22:58:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 22:58:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 22:58:51,962 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 22:58:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-24 22:58:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-24 22:58:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 22:58:51,963 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 22:58:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 22:58:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 22:58:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-24 22:58:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-24 22:58:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-24 22:58:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-24 22:58:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-24 22:58:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-24 22:58:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 22:58:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 22:58:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 22:58:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 22:58:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-24 22:58:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-24 22:58:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 22:58:51,968 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 22:58:52,159 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:52,163 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:53,139 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-24 22:58:53,140 INFO L775 $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; [2023-11-24 22:58:53,222 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:53,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:53,731 INFO L309 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-24 22:58:53,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:53 BoogieIcfgContainer [2023-11-24 22:58:53,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:53,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:53,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:53,750 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:53,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:53" (1/1) ... [2023-11-24 22:58:53,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:58:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:53,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 196 states and 285 transitions. [2023-11-24 22:58:53,837 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 285 transitions. [2023-11-24 22:58:53,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:58:53,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:53,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:54,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 201 states and 290 transitions. [2023-11-24 22:58:54,458 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 290 transitions. [2023-11-24 22:58:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:54,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 207 states and 298 transitions. [2023-11-24 22:58:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2023-11-24 22:58:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:58:54,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:54,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:54,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:55,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 213 states and 309 transitions. [2023-11-24 22:58:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 309 transitions. [2023-11-24 22:58:55,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:55,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:55,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 219 states and 320 transitions. [2023-11-24 22:58:57,048 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 320 transitions. [2023-11-24 22:58:57,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:58:57,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 229 states and 339 transitions. [2023-11-24 22:58:57,399 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 339 transitions. [2023-11-24 22:58:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:57,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 247 states and 373 transitions. [2023-11-24 22:58:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 373 transitions. [2023-11-24 22:58:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:57,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:57,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:57,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 248 states and 373 transitions. [2023-11-24 22:58:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 373 transitions. [2023-11-24 22:58:57,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:57,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:57,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 249 states and 373 transitions. [2023-11-24 22:58:58,123 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 373 transitions. [2023-11-24 22:58:58,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:58,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 250 states and 373 transitions. [2023-11-24 22:58:58,262 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 373 transitions. [2023-11-24 22:58:58,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:58,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 251 states and 373 transitions. [2023-11-24 22:58:58,359 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 373 transitions. [2023-11-24 22:58:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:58,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:58,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:58,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:58,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 266 states and 406 transitions. [2023-11-24 22:58:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 406 transitions. [2023-11-24 22:58:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:58,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:58,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:59,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 267 states and 406 transitions. [2023-11-24 22:58:59,087 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 406 transitions. [2023-11-24 22:58:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:59,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 268 states and 406 transitions. [2023-11-24 22:58:59,189 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 406 transitions. [2023-11-24 22:58:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:59,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 277 states and 427 transitions. [2023-11-24 22:58:59,846 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 427 transitions. [2023-11-24 22:58:59,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:58:59,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:58:59,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:58:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:58:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:58:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:58:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 278 states and 427 transitions. [2023-11-24 22:58:59,999 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 427 transitions. [2023-11-24 22:59:00,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:59:00,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 286 states and 441 transitions. [2023-11-24 22:59:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 441 transitions. [2023-11-24 22:59:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:59:00,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 289 states and 447 transitions. [2023-11-24 22:59:00,541 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 447 transitions. [2023-11-24 22:59:00,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:59:00,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:59:00,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 297 states and 460 transitions. [2023-11-24 22:59:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 460 transitions. [2023-11-24 22:59:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:59:00,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:00,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:01,446 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 310 states and 487 transitions. [2023-11-24 22:59:05,006 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 487 transitions. [2023-11-24 22:59:05,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:59:05,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:05,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:59:05,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:05,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 308 states and 478 transitions. [2023-11-24 22:59:05,842 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 478 transitions. [2023-11-24 22:59:05,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:59:05,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:05,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:06,008 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:06,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 310 states and 482 transitions. [2023-11-24 22:59:06,635 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 482 transitions. [2023-11-24 22:59:06,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:06,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:06,756 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 313 states and 487 transitions. [2023-11-24 22:59:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 487 transitions. [2023-11-24 22:59:06,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:06,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:06,912 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:06,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:06,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 315 states and 490 transitions. [2023-11-24 22:59:06,974 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 490 transitions. [2023-11-24 22:59:06,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:06,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:06,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,014 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:59:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 320 states and 497 transitions. [2023-11-24 22:59:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 497 transitions. [2023-11-24 22:59:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:07,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:07,271 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:07,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:07,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 327 states and 510 transitions. [2023-11-24 22:59:07,884 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 510 transitions. [2023-11-24 22:59:07,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:07,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:07,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:07,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:08,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:12,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 352 states and 567 transitions. [2023-11-24 22:59:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 567 transitions. [2023-11-24 22:59:12,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:12,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:12,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 358 states and 585 transitions. [2023-11-24 22:59:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 585 transitions. [2023-11-24 22:59:15,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:15,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:15,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:15,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:15,619 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:20,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 370 states and 626 transitions. [2023-11-24 22:59:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 626 transitions. [2023-11-24 22:59:20,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:20,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:20,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:20,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:22,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 379 states and 644 transitions. [2023-11-24 22:59:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 644 transitions. [2023-11-24 22:59:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:22,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,360 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:22,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 380 states and 646 transitions. [2023-11-24 22:59:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 646 transitions. [2023-11-24 22:59:22,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:22,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,914 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:22,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 381 states and 648 transitions. [2023-11-24 22:59:22,939 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 648 transitions. [2023-11-24 22:59:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:22,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:22,999 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:24,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:24,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 384 states and 652 transitions. [2023-11-24 22:59:24,257 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 652 transitions. [2023-11-24 22:59:24,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:24,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:24,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:24,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:24,329 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:25,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 384 states and 642 transitions. [2023-11-24 22:59:25,484 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 642 transitions. [2023-11-24 22:59:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:59:25,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,545 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:25,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:25,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 384 states and 638 transitions. [2023-11-24 22:59:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 638 transitions. [2023-11-24 22:59:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:59:25,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:25,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:25,898 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 389 states and 646 transitions. [2023-11-24 22:59:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 646 transitions. [2023-11-24 22:59:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:59:26,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,429 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:59:26,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:26,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 391 states and 649 transitions. [2023-11-24 22:59:26,761 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 649 transitions. [2023-11-24 22:59:26,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:26,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:26,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:26,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:26,831 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:27,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 389 states and 645 transitions. [2023-11-24 22:59:27,081 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 645 transitions. [2023-11-24 22:59:27,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:27,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:27,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 390 states and 646 transitions. [2023-11-24 22:59:27,409 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 646 transitions. [2023-11-24 22:59:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:27,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,541 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:27,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:27,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 391 states and 647 transitions. [2023-11-24 22:59:27,818 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 647 transitions. [2023-11-24 22:59:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:27,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:27,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:28,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 392 states and 648 transitions. [2023-11-24 22:59:28,226 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 648 transitions. [2023-11-24 22:59:28,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:59:28,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:28,302 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:59:28,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 380 states and 625 transitions. [2023-11-24 22:59:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 625 transitions. [2023-11-24 22:59:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:59:28,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 383 states and 631 transitions. [2023-11-24 22:59:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 631 transitions. [2023-11-24 22:59:28,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:59:28,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:28,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:29,210 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:59:36,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 409 states and 696 transitions. [2023-11-24 22:59:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 696 transitions. [2023-11-24 22:59:36,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:59:36,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:36,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:59:37,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 411 states and 701 transitions. [2023-11-24 22:59:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 701 transitions. [2023-11-24 22:59:37,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:59:37,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:37,236 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:59:37,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:59:37,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 413 states and 706 transitions. [2023-11-24 22:59:37,875 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 706 transitions. [2023-11-24 22:59:37,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:59:37,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:59:37,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:59:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:59:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.