./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/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 8ff0a322ea14915785d13405f40f59a899d91f6127d01ad0d503cb7ec027b40c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:27,473 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:27,584 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:56:27,592 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:27,593 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:27,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:27,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:27,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:27,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:27,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:27,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:27,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:27,643 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:27,645 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:27,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:27,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:27,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:27,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:27,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:27,647 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:27,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:27,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:27,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:27,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:27,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:27,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:27,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:27,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:27,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:27,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:27,654 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:27,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:27,654 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:27,655 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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ff0a322ea14915785d13405f40f59a899d91f6127d01ad0d503cb7ec027b40c [2023-11-24 22:56:27,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:28,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:28,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:28,031 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:28,032 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:28,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c [2023-11-24 22:56:31,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:31,456 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:31,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c [2023-11-24 22:56:31,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/data/527100ee7/309fe38ecbbb41918571c43578714c3b/FLAG27867ac0d [2023-11-24 22:56:31,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/data/527100ee7/309fe38ecbbb41918571c43578714c3b [2023-11-24 22:56:31,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:31,490 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:31,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:31,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:31,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:31,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:31,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78af2c8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31, skipping insertion in model container [2023-11-24 22:56:31,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:31,556 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:31,717 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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c[911,924] [2023-11-24 22:56:31,784 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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c[8416,8429] [2023-11-24 22:56:31,816 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:31,832 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:31,845 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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c[911,924] [2023-11-24 22:56:31,874 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_6f6cd575-ff6d-420f-95e7-d8efb4188f29/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-1.c[8416,8429] [2023-11-24 22:56:31,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:31,918 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:31,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31 WrapperNode [2023-11-24 22:56:31,919 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:31,920 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:31,921 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:31,921 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:31,929 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:31,941 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:31,984 INFO L138 Inliner]: procedures = 57, calls = 64, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 448 [2023-11-24 22:56:31,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:31,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:31,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:31,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:32,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,007 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,018 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,027 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,032 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:32,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:32,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:32,039 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:32,040 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:31" (1/1) ... [2023-11-24 22:56:32,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:32,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:32,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:32,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f6cd575-ff6d-420f-95e7-d8efb4188f29/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:32,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:56:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:56:32,129 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-24 22:56:32,129 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-24 22:56:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 22:56:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 22:56:32,130 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 22:56:32,130 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 22:56:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-24 22:56:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-24 22:56:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 22:56:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 22:56:32,131 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 22:56:32,131 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 22:56:32,132 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-24 22:56:32,134 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-24 22:56:32,134 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-24 22:56:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-24 22:56:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-24 22:56:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-24 22:56:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 22:56:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 22:56:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 22:56:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 22:56:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-24 22:56:32,136 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-24 22:56:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:32,138 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 22:56:32,138 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 22:56:32,301 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:32,304 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:32,861 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-24 22:56:32,861 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 22:56:32,910 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:33,147 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:33,148 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:56:33,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:33 BoogieIcfgContainer [2023-11-24 22:56:33,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:33,151 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:33,152 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:33,163 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:33,163 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:33" (1/1) ... [2023-11-24 22:56:33,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:33,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 148 states and 209 transitions. [2023-11-24 22:56:33,243 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 209 transitions. [2023-11-24 22:56:33,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:56:33,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,751 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 22:56:33,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 154 states and 219 transitions. [2023-11-24 22:56:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 219 transitions. [2023-11-24 22:56:33,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:56:33,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,957 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 22:56:34,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:34,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 162 states and 233 transitions. [2023-11-24 22:56:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 233 transitions. [2023-11-24 22:56:34,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:56:34,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:34,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:34,534 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 22:56:35,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 175 states and 262 transitions. [2023-11-24 22:56:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 262 transitions. [2023-11-24 22:56:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:56:35,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,387 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 22:56:35,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 263 transitions. [2023-11-24 22:56:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 263 transitions. [2023-11-24 22:56:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:56:35,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,714 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 22:56:35,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 175 states and 261 transitions. [2023-11-24 22:56:35,834 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2023-11-24 22:56:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:56:35,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,963 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 22:56:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 180 states and 266 transitions. [2023-11-24 22:56:36,087 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 266 transitions. [2023-11-24 22:56:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:56:36,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,144 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 22:56:36,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 258 transitions. [2023-11-24 22:56:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 258 transitions. [2023-11-24 22:56:36,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:56:36,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,315 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 22:56:36,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:36,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 183 states and 266 transitions. [2023-11-24 22:56:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 266 transitions. [2023-11-24 22:56:36,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:56:36,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:36,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:36,658 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 22:56:37,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 189 states and 277 transitions. [2023-11-24 22:56:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 277 transitions. [2023-11-24 22:56:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:56:37,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,124 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 22:56:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:37,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 191 states and 280 transitions. [2023-11-24 22:56:37,148 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 280 transitions. [2023-11-24 22:56:37,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:56:37,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:37,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:37,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:37,574 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 22:56:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 197 states and 291 transitions. [2023-11-24 22:56:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 291 transitions. [2023-11-24 22:56:39,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:56:39,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:39,633 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 22:56:39,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:39,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 207 states and 310 transitions. [2023-11-24 22:56:39,981 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 310 transitions. [2023-11-24 22:56:39,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:56:39,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:39,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:39,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,019 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 22:56:40,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 209 states and 313 transitions. [2023-11-24 22:56:40,038 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 313 transitions. [2023-11-24 22:56:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:56:40,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,061 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:56:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 209 states and 312 transitions. [2023-11-24 22:56:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 312 transitions. [2023-11-24 22:56:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:56:40,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,109 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 22:56:40,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 211 states and 316 transitions. [2023-11-24 22:56:40,129 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 316 transitions. [2023-11-24 22:56:40,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:56:40,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,160 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 22:56:40,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 214 states and 322 transitions. [2023-11-24 22:56:40,186 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 322 transitions. [2023-11-24 22:56:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:56:40,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,277 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 22:56:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 225 states and 342 transitions. [2023-11-24 22:56:40,684 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 342 transitions. [2023-11-24 22:56:40,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:56:40,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,731 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 22:56:41,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 233 states and 355 transitions. [2023-11-24 22:56:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 355 transitions. [2023-11-24 22:56:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:56:41,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,721 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 22:56:45,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:45,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 246 states and 382 transitions. [2023-11-24 22:56:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 382 transitions. [2023-11-24 22:56:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:56:45,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:45,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:45,871 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 22:56:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:46,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 244 states and 373 transitions. [2023-11-24 22:56:46,627 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 373 transitions. [2023-11-24 22:56:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:56:46,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:46,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:46,742 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 22:56:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 246 states and 377 transitions. [2023-11-24 22:56:47,455 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 377 transitions. [2023-11-24 22:56:47,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:56:47,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,576 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 22:56:47,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 248 states and 380 transitions. [2023-11-24 22:56:47,609 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 380 transitions. [2023-11-24 22:56:47,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:56:47,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,733 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 22:56:47,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 251 states and 385 transitions. [2023-11-24 22:56:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 385 transitions. [2023-11-24 22:56:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:56:47,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,901 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:56:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:47,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 253 states and 388 transitions. [2023-11-24 22:56:47,926 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 388 transitions. [2023-11-24 22:56:47,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:56:47,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:47,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,999 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 22:56:48,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 260 states and 401 transitions. [2023-11-24 22:56:48,664 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 401 transitions. [2023-11-24 22:56:48,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:56:48,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:48,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:48,702 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 22:56:48,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:48,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 265 states and 408 transitions. [2023-11-24 22:56:48,933 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 408 transitions. [2023-11-24 22:56:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:56:48,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:48,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:48,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:56:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 267 states and 412 transitions. [2023-11-24 22:56:49,123 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 412 transitions. [2023-11-24 22:56:49,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:56:49,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:49,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:49,398 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:56:50,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:50,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 277 states and 432 transitions. [2023-11-24 22:56:50,564 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 432 transitions. [2023-11-24 22:56:50,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:56:50,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:50,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:56:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 297 states and 478 transitions. [2023-11-24 22:56:56,014 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 478 transitions. [2023-11-24 22:56:56,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:56:56,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:56:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 294 states and 469 transitions. [2023-11-24 22:56:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 469 transitions. [2023-11-24 22:56:56,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:56:56,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:56:57,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:57,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 296 states and 476 transitions. [2023-11-24 22:56:57,422 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 476 transitions. [2023-11-24 22:56:57,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:56:57,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:57,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:56:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:59,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 302 states and 489 transitions. [2023-11-24 22:56:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 489 transitions. [2023-11-24 22:56:59,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:56:59,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:59,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:59,106 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 22:56:59,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:59,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 304 states and 492 transitions. [2023-11-24 22:56:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 492 transitions. [2023-11-24 22:56:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:56:59,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:59,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:59,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:59,470 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 22:56:59,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:59,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 309 states and 500 transitions. [2023-11-24 22:56:59,942 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 500 transitions. [2023-11-24 22:56:59,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:56:59,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:59,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:59,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:57:00,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:00,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 309 states and 499 transitions. [2023-11-24 22:57:00,465 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 499 transitions. [2023-11-24 22:57:00,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:57:00,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:00,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:00,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:57:00,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:00,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 305 states and 488 transitions. [2023-11-24 22:57:00,960 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 488 transitions. [2023-11-24 22:57:00,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:57:00,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:00,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,010 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 22:57:01,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:01,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 308 states and 494 transitions. [2023-11-24 22:57:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 494 transitions. [2023-11-24 22:57:01,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:57:01,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:01,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:01,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:57:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 310 states and 497 transitions. [2023-11-24 22:57:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 497 transitions. [2023-11-24 22:57:01,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:57:01,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:01,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,198 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:57:01,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:01,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 311 states and 497 transitions. [2023-11-24 22:57:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 497 transitions. [2023-11-24 22:57:01,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:57:01,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:01,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:01,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 22:57:01,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:01,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 313 states and 498 transitions. [2023-11-24 22:57:01,408 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 498 transitions. [2023-11-24 22:57:01,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:57:01,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:01,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:01,582 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:57:02,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:02,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 322 states and 514 transitions. [2023-11-24 22:57:02,992 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 514 transitions. [2023-11-24 22:57:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:57:02,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:02,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:03,024 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:57:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 331 states and 530 transitions. [2023-11-24 22:57:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 530 transitions. [2023-11-24 22:57:04,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:57:04,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:04,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:04,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:57:04,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:04,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 331 states and 528 transitions. [2023-11-24 22:57:04,497 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 528 transitions. [2023-11-24 22:57:04,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:57:04,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:04,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:57:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 340 states and 546 transitions. [2023-11-24 22:57:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 546 transitions. [2023-11-24 22:57:05,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:57:05,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:05,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:05,789 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:57:06,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:06,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 342 states and 547 transitions. [2023-11-24 22:57:06,714 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 547 transitions. [2023-11-24 22:57:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:57:06,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:06,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:57:06,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:06,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 344 states and 551 transitions. [2023-11-24 22:57:06,784 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 551 transitions. [2023-11-24 22:57:06,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:57:06,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:06,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:06,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:06,816 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:57:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:08,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 349 states and 561 transitions. [2023-11-24 22:57:08,658 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 561 transitions. [2023-11-24 22:57:08,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:57:08,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:08,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:08,697 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:57:09,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:09,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 353 states and 567 transitions. [2023-11-24 22:57:09,687 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 567 transitions. [2023-11-24 22:57:09,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:57:09,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:09,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:57:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:09,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 358 states and 579 transitions. [2023-11-24 22:57:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 579 transitions. [2023-11-24 22:57:09,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:57:09,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:09,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:57:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:12,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 358 states and 578 transitions. [2023-11-24 22:57:12,253 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 578 transitions. [2023-11-24 22:57:12,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:57:12,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:12,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:12,286 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:57:12,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:12,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 358 states and 577 transitions. [2023-11-24 22:57:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 577 transitions. [2023-11-24 22:57:12,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 22:57:12,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:12,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:12,407 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:57:14,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:14,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 363 states and 587 transitions. [2023-11-24 22:57:14,171 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 587 transitions. [2023-11-24 22:57:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:57:14,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:14,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 22:57:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:14,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 364 states and 590 transitions. [2023-11-24 22:57:14,243 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 590 transitions. [2023-11-24 22:57:14,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:57:14,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:14,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:14,275 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:57:14,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:14,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 369 states and 597 transitions. [2023-11-24 22:57:14,589 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 597 transitions. [2023-11-24 22:57:14,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:57:14,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:14,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:14,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:14,690 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-24 22:57:15,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:15,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 371 states and 598 transitions. [2023-11-24 22:57:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 598 transitions. [2023-11-24 22:57:15,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:57:15,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:15,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:15,062 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 22:57:17,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 385 states and 626 transitions. [2023-11-24 22:57:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 626 transitions. [2023-11-24 22:57:17,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:57:17,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:17,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:57:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.