./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/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 0becd5109c9f10d4cd495bd258560ff3ae7f6a1dd143c8dd06621d725fa7a35e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:23,775 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:23,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:23,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:23,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:23,895 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:23,896 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:23,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:23,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:23,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:23,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:23,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:23,900 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:23,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:23,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:23,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:23,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:23,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:23,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:23,904 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:23,904 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:23,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:23,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:23,906 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:23,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:23,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:23,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:23,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:23,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:23,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:23,909 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:23,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:23,910 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:23,911 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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0becd5109c9f10d4cd495bd258560ff3ae7f6a1dd143c8dd06621d725fa7a35e [2023-11-19 03:34:24,158 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:24,180 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:24,183 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:24,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:24,185 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:24,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c [2023-11-19 03:34:27,364 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:27,612 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:27,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c [2023-11-19 03:34:27,630 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/data/dac5980d4/44bedaab1f7b483ea4280be90c0980ba/FLAGe9a9ba879 [2023-11-19 03:34:27,645 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/data/dac5980d4/44bedaab1f7b483ea4280be90c0980ba [2023-11-19 03:34:27,648 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:27,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:27,650 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:27,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:27,659 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:27,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:27" (1/1) ... [2023-11-19 03:34:27,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12677427 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:27, skipping insertion in model container [2023-11-19 03:34:27,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:27" (1/1) ... [2023-11-19 03:34:27,736 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:27,885 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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c[914,927] [2023-11-19 03:34:27,943 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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c[7115,7128] [2023-11-19 03:34:28,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:28,049 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:28,061 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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c[914,927] [2023-11-19 03:34:28,080 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_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-2.c[7115,7128] [2023-11-19 03:34:28,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:28,148 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:28,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28 WrapperNode [2023-11-19 03:34:28,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:28,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:28,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:28,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:28,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,171 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,225 INFO L138 Inliner]: procedures = 65, calls = 75, calls flagged for inlining = 34, calls inlined = 34, statements flattened = 710 [2023-11-19 03:34:28,225 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:28,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:28,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:28,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:28,240 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,246 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,278 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,289 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:28,290 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:28,291 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:28,291 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:28,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:28" (1/1) ... [2023-11-19 03:34:28,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:28,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:28,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:28,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7a908ba-06d8-4372-9e12-eb5c6b4b78b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:28,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:28,392 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:34:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:34:28,392 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:34:28,392 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:34:28,392 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:34:28,393 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:34:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:34:28,393 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:34:28,393 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:34:28,394 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:34:28,394 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:34:28,411 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:34:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:34:28,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:34:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:34:28,413 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:34:28,413 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:34:28,413 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:34:28,413 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:34:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:34:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:34:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:34:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:34:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:34:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:34:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:34:28,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:28,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:28,415 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:34:28,415 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:34:28,531 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:28,534 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:29,294 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:29,702 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:29,702 INFO L302 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-19 03:34:29,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:29 BoogieIcfgContainer [2023-11-19 03:34:29,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:29,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:29,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:29,730 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:29,731 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:29" (1/1) ... [2023-11-19 03:34:29,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:29,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:29,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 201 states and 292 transitions. [2023-11-19 03:34:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 292 transitions. [2023-11-19 03:34:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:34:29,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 206 states and 295 transitions. [2023-11-19 03:34:30,506 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 295 transitions. [2023-11-19 03:34:30,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:34:30,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:30,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:30,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 211 states and 302 transitions. [2023-11-19 03:34:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 302 transitions. [2023-11-19 03:34:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:34:30,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:30,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:32,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 217 states and 313 transitions. [2023-11-19 03:34:32,400 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 313 transitions. [2023-11-19 03:34:32,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:34:32,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:32,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 227 states and 333 transitions. [2023-11-19 03:34:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 333 transitions. [2023-11-19 03:34:32,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:34:32,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:32,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:32,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:32,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:33,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:33,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 239 states and 356 transitions. [2023-11-19 03:34:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 356 transitions. [2023-11-19 03:34:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:33,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:33,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:33,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:33,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 239 states and 355 transitions. [2023-11-19 03:34:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 355 transitions. [2023-11-19 03:34:33,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:34:33,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:33,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:33,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:33,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 242 states and 361 transitions. [2023-11-19 03:34:33,907 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 361 transitions. [2023-11-19 03:34:33,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:34:33,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:33,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:33,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:34,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 250 states and 377 transitions. [2023-11-19 03:34:34,583 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 377 transitions. [2023-11-19 03:34:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:34,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 271 states and 417 transitions. [2023-11-19 03:34:34,948 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 417 transitions. [2023-11-19 03:34:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:34,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:34,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:34,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 272 states and 417 transitions. [2023-11-19 03:34:35,049 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 417 transitions. [2023-11-19 03:34:35,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:35,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 273 states and 417 transitions. [2023-11-19 03:34:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 417 transitions. [2023-11-19 03:34:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:35,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 274 states and 417 transitions. [2023-11-19 03:34:35,267 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 417 transitions. [2023-11-19 03:34:35,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:35,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 275 states and 417 transitions. [2023-11-19 03:34:35,362 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 417 transitions. [2023-11-19 03:34:35,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:35,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:35,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 276 states and 417 transitions. [2023-11-19 03:34:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 417 transitions. [2023-11-19 03:34:35,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:35,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:35,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:35,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:35,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 294 states and 456 transitions. [2023-11-19 03:34:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 456 transitions. [2023-11-19 03:34:36,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:36,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 295 states and 456 transitions. [2023-11-19 03:34:36,267 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 456 transitions. [2023-11-19 03:34:36,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:36,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 296 states and 456 transitions. [2023-11-19 03:34:36,368 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 456 transitions. [2023-11-19 03:34:36,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:36,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:36,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:36,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 297 states and 456 transitions. [2023-11-19 03:34:36,463 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 456 transitions. [2023-11-19 03:34:36,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:36,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:36,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:36,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 309 states and 483 transitions. [2023-11-19 03:34:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 483 transitions. [2023-11-19 03:34:37,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:37,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:37,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:37,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:37,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:37,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:37,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 310 states and 483 transitions. [2023-11-19 03:34:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 483 transitions. [2023-11-19 03:34:37,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:37,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:37,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:37,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:37,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:37,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 311 states and 483 transitions. [2023-11-19 03:34:37,311 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 483 transitions. [2023-11-19 03:34:37,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:37,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:37,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:37,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:37,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:37,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 320 states and 504 transitions. [2023-11-19 03:34:37,999 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 504 transitions. [2023-11-19 03:34:38,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:34:38,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:38,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 328 states and 518 transitions. [2023-11-19 03:34:38,550 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 518 transitions. [2023-11-19 03:34:38,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:34:38,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:38,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:38,595 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 335 states and 528 transitions. [2023-11-19 03:34:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 528 transitions. [2023-11-19 03:34:39,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:34:39,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:34:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 336 states and 531 transitions. [2023-11-19 03:34:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 531 transitions. [2023-11-19 03:34:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:34:39,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:39,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:41,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:41,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 346 states and 553 transitions. [2023-11-19 03:34:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 553 transitions. [2023-11-19 03:34:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:34:41,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:41,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,264 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:34:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:41,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 347 states and 554 transitions. [2023-11-19 03:34:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 554 transitions. [2023-11-19 03:34:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:34:41,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:41,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:45,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 369 states and 598 transitions. [2023-11-19 03:34:45,343 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 598 transitions. [2023-11-19 03:34:45,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:34:45,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:34:45,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 373 states and 603 transitions. [2023-11-19 03:34:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 603 transitions. [2023-11-19 03:34:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:34:45,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:45,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:46,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:46,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 373 states and 601 transitions. [2023-11-19 03:34:46,434 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 601 transitions. [2023-11-19 03:34:46,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:34:46,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:46,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,573 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:47,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:47,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 380 states and 618 transitions. [2023-11-19 03:34:47,637 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 618 transitions. [2023-11-19 03:34:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:34:47,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:47,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:47,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:48,306 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:34:52,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 388 states and 635 transitions. [2023-11-19 03:34:52,772 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 635 transitions. [2023-11-19 03:34:52,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:34:52,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:34:55,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:55,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 396 states and 652 transitions. [2023-11-19 03:34:55,299 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 652 transitions. [2023-11-19 03:34:55,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:34:55,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:55,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:55,424 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:34:55,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:55,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 397 states and 654 transitions. [2023-11-19 03:34:55,881 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 654 transitions. [2023-11-19 03:34:55,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:34:55,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:55,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:55,926 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 03:34:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 404 states and 678 transitions. [2023-11-19 03:34:57,116 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 678 transitions. [2023-11-19 03:34:57,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:34:57,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,152 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:34:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:57,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 406 states and 683 transitions. [2023-11-19 03:34:57,607 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 683 transitions. [2023-11-19 03:34:57,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:34:57,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:57,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:57,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:34:58,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:58,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 411 states and 691 transitions. [2023-11-19 03:34:58,095 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 691 transitions. [2023-11-19 03:34:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:34:58,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:58,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,143 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 03:34:58,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 412 states and 694 transitions. [2023-11-19 03:34:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 694 transitions. [2023-11-19 03:34:58,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:34:58,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:58,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:58,795 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:35:00,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:00,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 419 states and 709 transitions. [2023-11-19 03:35:00,030 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 709 transitions. [2023-11-19 03:35:00,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:35:00,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:35:01,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 421 states and 712 transitions. [2023-11-19 03:35:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 712 transitions. [2023-11-19 03:35:01,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:35:01,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:01,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:01,840 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:35:03,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:03,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 428 states and 727 transitions. [2023-11-19 03:35:03,338 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 727 transitions. [2023-11-19 03:35:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:35:03,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:03,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:03,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:03,401 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 03:35:04,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 434 states and 744 transitions. [2023-11-19 03:35:04,816 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 744 transitions. [2023-11-19 03:35:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:35:04,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:04,874 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 03:35:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 440 states and 755 transitions. [2023-11-19 03:35:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 755 transitions. [2023-11-19 03:35:05,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:35:05,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:05,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:05,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:35:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:12,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 468 states and 820 transitions. [2023-11-19 03:35:12,414 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 820 transitions. [2023-11-19 03:35:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:35:12,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:12,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:12,869 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.