./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fee2fbeec3a60e447cd74345d2f8a46dc28fcea89eab2880c2a2ccd5802bfaa0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:34:09,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:34:09,318 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:34:09,324 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:34:09,324 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:34:09,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:34:09,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:34:09,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:34:09,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:34:09,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:34:09,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:34:09,389 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:34:09,390 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:34:09,391 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:34:09,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:34:09,392 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:34:09,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:34:09,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:34:09,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:34:09,394 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:34:09,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:34:09,395 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:34:09,395 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:34:09,395 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:34:09,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:34:09,397 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:34:09,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:09,398 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:34:09,398 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:34:09,398 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:34:09,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:34:09,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:34:09,400 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:34:09,400 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fee2fbeec3a60e447cd74345d2f8a46dc28fcea89eab2880c2a2ccd5802bfaa0 [2023-11-19 02:34:09,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:34:09,822 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:34:09,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:34:09,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:34:09,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:34:09,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c [2023-11-19 02:34:13,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:34:13,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:34:13,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c [2023-11-19 02:34:13,365 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/data/f5ff68f83/3762d49352f34c16b4a884c604f50a13/FLAG85c7652f1 [2023-11-19 02:34:13,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/data/f5ff68f83/3762d49352f34c16b4a884c604f50a13 [2023-11-19 02:34:13,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:34:13,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:34:13,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:13,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:34:13,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:34:13,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:13,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@396e8db6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13, skipping insertion in model container [2023-11-19 02:34:13,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:13,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:34:13,649 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c[913,926] [2023-11-19 02:34:13,703 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c[5977,5990] [2023-11-19 02:34:13,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:13,846 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:34:13,876 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c[913,926] [2023-11-19 02:34:13,904 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_49903310-33f2-43a2-a7f5-9a0192ffa7ce/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.06.cil-2.c[5977,5990] [2023-11-19 02:34:13,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:13,995 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:34:13,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13 WrapperNode [2023-11-19 02:34:13,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:13,997 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:13,997 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:34:13,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:34:14,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,123 INFO L138 Inliner]: procedures = 60, calls = 66, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 725 [2023-11-19 02:34:14,123 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:14,124 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:34:14,124 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:34:14,125 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:34:14,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,190 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,203 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:34:14,204 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:34:14,204 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:34:14,204 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:34:14,205 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:13" (1/1) ... [2023-11-19 02:34:14,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:14,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:34:14,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:34:14,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49903310-33f2-43a2-a7f5-9a0192ffa7ce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:34:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:34:14,276 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 02:34:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 02:34:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 02:34:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 02:34:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 02:34:14,277 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 02:34:14,277 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 02:34:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 02:34:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 02:34:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 02:34:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 02:34:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 02:34:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 02:34:14,278 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 02:34:14,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:34:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 02:34:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 02:34:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:34:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:34:14,279 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 02:34:14,279 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 02:34:14,406 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:34:14,408 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:34:15,176 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:34:15,537 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:34:15,538 INFO L302 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-19 02:34:15,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:15 BoogieIcfgContainer [2023-11-19 02:34:15,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:34:15,546 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:34:15,546 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:34:15,556 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:34:15,557 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:15" (1/1) ... [2023-11-19 02:34:15,566 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:34:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:15,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 180 states and 268 transitions. [2023-11-19 02:34:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 268 transitions. [2023-11-19 02:34:15,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:34:15,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:15,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:16,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:16,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 185 states and 274 transitions. [2023-11-19 02:34:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 274 transitions. [2023-11-19 02:34:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:34:16,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:16,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:16,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:16,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:16,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 195 states and 294 transitions. [2023-11-19 02:34:16,312 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 294 transitions. [2023-11-19 02:34:16,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:34:16,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:16,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:16,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:16,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:16,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 207 states and 317 transitions. [2023-11-19 02:34:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 317 transitions. [2023-11-19 02:34:16,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:34:16,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:16,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:16,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:16,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 207 states and 316 transitions. [2023-11-19 02:34:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 316 transitions. [2023-11-19 02:34:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:34:16,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:16,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:17,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 210 states and 322 transitions. [2023-11-19 02:34:17,302 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 322 transitions. [2023-11-19 02:34:17,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:34:17,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:17,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:18,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:18,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 218 states and 337 transitions. [2023-11-19 02:34:18,058 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 337 transitions. [2023-11-19 02:34:18,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:34:18,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:18,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:18,190 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:19,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:19,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 226 states and 352 transitions. [2023-11-19 02:34:19,108 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 352 transitions. [2023-11-19 02:34:19,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:34:19,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:19,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:34:19,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 228 states and 356 transitions. [2023-11-19 02:34:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 356 transitions. [2023-11-19 02:34:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:34:19,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:19,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:19,543 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:34:19,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:19,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 232 states and 361 transitions. [2023-11-19 02:34:19,635 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 361 transitions. [2023-11-19 02:34:19,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:34:19,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:19,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:20,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 239 states and 377 transitions. [2023-11-19 02:34:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 377 transitions. [2023-11-19 02:34:20,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:34:20,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:20,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:20,381 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 246 states and 394 transitions. [2023-11-19 02:34:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 394 transitions. [2023-11-19 02:34:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:34:20,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:20,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:20,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:20,759 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:34:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 248 states and 397 transitions. [2023-11-19 02:34:20,924 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 397 transitions. [2023-11-19 02:34:20,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:34:20,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:20,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:21,361 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:21,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 257 states and 412 transitions. [2023-11-19 02:34:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 412 transitions. [2023-11-19 02:34:21,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:34:21,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:21,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:21,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 258 states and 412 transitions. [2023-11-19 02:34:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 412 transitions. [2023-11-19 02:34:21,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:34:21,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:21,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:22,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:34:22,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:22,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 267 states and 427 transitions. [2023-11-19 02:34:22,815 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 427 transitions. [2023-11-19 02:34:22,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:34:22,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:22,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:22,871 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:34:22,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 267 states and 426 transitions. [2023-11-19 02:34:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 426 transitions. [2023-11-19 02:34:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:34:22,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:22,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:34:24,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:24,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 280 states and 460 transitions. [2023-11-19 02:34:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 460 transitions. [2023-11-19 02:34:24,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:34:24,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:24,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:25,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 286 states and 472 transitions. [2023-11-19 02:34:25,414 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 472 transitions. [2023-11-19 02:34:25,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:34:25,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:25,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:25,540 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:26,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 292 states and 483 transitions. [2023-11-19 02:34:26,038 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 483 transitions. [2023-11-19 02:34:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:34:26,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:26,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:34:31,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 318 states and 542 transitions. [2023-11-19 02:34:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 542 transitions. [2023-11-19 02:34:31,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:34:31,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:31,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:31,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:31,383 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:34:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:32,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 328 states and 562 transitions. [2023-11-19 02:34:32,573 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 562 transitions. [2023-11-19 02:34:32,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:34:32,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:32,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:32,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:34:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 334 states and 573 transitions. [2023-11-19 02:34:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 573 transitions. [2023-11-19 02:34:33,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:33,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 355 states and 613 transitions. [2023-11-19 02:34:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 613 transitions. [2023-11-19 02:34:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:33,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:33,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 356 states and 613 transitions. [2023-11-19 02:34:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 613 transitions. [2023-11-19 02:34:33,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:33,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:33,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:33,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:33,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:33,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 357 states and 613 transitions. [2023-11-19 02:34:33,972 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 613 transitions. [2023-11-19 02:34:33,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:34,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 358 states and 613 transitions. [2023-11-19 02:34:34,130 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 613 transitions. [2023-11-19 02:34:34,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:34,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:34,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:34,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 359 states and 613 transitions. [2023-11-19 02:34:34,282 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 613 transitions. [2023-11-19 02:34:34,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:34,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:34,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:34,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 360 states and 613 transitions. [2023-11-19 02:34:34,407 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 613 transitions. [2023-11-19 02:34:34,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:34,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:34,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 378 states and 652 transitions. [2023-11-19 02:34:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 652 transitions. [2023-11-19 02:34:35,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:35,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:35,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:35,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 379 states and 652 transitions. [2023-11-19 02:34:35,849 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 652 transitions. [2023-11-19 02:34:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:35,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:35,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 380 states and 652 transitions. [2023-11-19 02:34:35,987 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 652 transitions. [2023-11-19 02:34:35,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:35,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 381 states and 652 transitions. [2023-11-19 02:34:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 652 transitions. [2023-11-19 02:34:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:36,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:36,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:36,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:36,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 382 states and 652 transitions. [2023-11-19 02:34:36,317 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 652 transitions. [2023-11-19 02:34:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:36,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:36,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 397 states and 685 transitions. [2023-11-19 02:34:37,579 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 685 transitions. [2023-11-19 02:34:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:37,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 398 states and 685 transitions. [2023-11-19 02:34:37,691 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 685 transitions. [2023-11-19 02:34:37,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:37,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 399 states and 685 transitions. [2023-11-19 02:34:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 685 transitions. [2023-11-19 02:34:37,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:37,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:38,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:39,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:39,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 408 states and 706 transitions. [2023-11-19 02:34:39,163 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 706 transitions. [2023-11-19 02:34:39,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:34:39,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:39,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:39,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:39,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 416 states and 720 transitions. [2023-11-19 02:34:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 720 transitions. [2023-11-19 02:34:40,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:34:40,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:40,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:40,149 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:34:40,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:40,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 417 states and 724 transitions. [2023-11-19 02:34:40,793 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 724 transitions. [2023-11-19 02:34:40,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:34:40,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:40,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:40,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:40,922 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:34:41,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 418 states and 729 transitions. [2023-11-19 02:34:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 729 transitions. [2023-11-19 02:34:41,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:34:41,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:41,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 02:34:41,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:41,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 419 states and 732 transitions. [2023-11-19 02:34:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 732 transitions. [2023-11-19 02:34:41,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:34:41,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:41,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:41,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:42,336 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:34:46,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 434 states and 769 transitions. [2023-11-19 02:34:46,521 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 769 transitions. [2023-11-19 02:34:46,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:34:46,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,651 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:34:47,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 435 states and 771 transitions. [2023-11-19 02:34:47,165 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 771 transitions. [2023-11-19 02:34:47,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 02:34:47,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:34:49,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:49,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 437 states and 778 transitions. [2023-11-19 02:34:49,695 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 778 transitions. [2023-11-19 02:34:49,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:49,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:49,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:50,567 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:34:52,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:52,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 437 states and 777 transitions. [2023-11-19 02:34:52,312 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 777 transitions. [2023-11-19 02:34:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:52,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:52,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:52,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:34:53,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 437 states and 776 transitions. [2023-11-19 02:34:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 776 transitions. [2023-11-19 02:34:53,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:53,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:53,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:53,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:34:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:54,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 435 states and 772 transitions. [2023-11-19 02:34:54,162 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 772 transitions. [2023-11-19 02:34:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:34:54,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:54,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:54,215 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 02:34:54,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:54,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 440 states and 780 transitions. [2023-11-19 02:34:54,793 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 780 transitions. [2023-11-19 02:34:54,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:54,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:54,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:54,869 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:34:55,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:55,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 445 states and 794 transitions. [2023-11-19 02:34:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 794 transitions. [2023-11-19 02:34:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:55,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:55,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:55,517 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 02:34:56,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 447 states and 797 transitions. [2023-11-19 02:34:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 797 transitions. [2023-11-19 02:34:56,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:56,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:34:56,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 445 states and 786 transitions. [2023-11-19 02:34:56,687 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 786 transitions. [2023-11-19 02:34:56,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:56,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:56,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:56,821 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:34:56,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:56,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 446 states and 789 transitions. [2023-11-19 02:34:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 789 transitions. [2023-11-19 02:34:56,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 02:34:56,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:56,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:57,008 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 02:34:57,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:57,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 447 states and 790 transitions. [2023-11-19 02:34:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 790 transitions. [2023-11-19 02:34:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:34:57,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:57,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat