./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/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 2299ca1c26d35c3e5f6d860495fd40e041317a8644bf02bee237b59c63427ec2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:38:29,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:38:29,364 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:38:29,371 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:38:29,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:38:29,409 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:38:29,410 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:38:29,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:38:29,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:38:29,417 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:38:29,418 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:38:29,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:38:29,419 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:38:29,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:38:29,421 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:38:29,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:38:29,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:38:29,422 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:38:29,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:38:29,423 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:38:29,423 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:38:29,424 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:38:29,424 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:38:29,425 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:38:29,425 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:38:29,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:38:29,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:29,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:38:29,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:38:29,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:38:29,429 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:38:29,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:38:29,429 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:38:29,430 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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2299ca1c26d35c3e5f6d860495fd40e041317a8644bf02bee237b59c63427ec2 [2023-11-19 03:38:29,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:38:29,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:38:29,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:38:29,795 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:38:29,796 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:38:29,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c [2023-11-19 03:38:32,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:38:32,982 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:38:32,982 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c [2023-11-19 03:38:33,024 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/data/23c837bf1/0186b587b6064706877316fce9e9699c/FLAG516b90974 [2023-11-19 03:38:33,038 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/data/23c837bf1/0186b587b6064706877316fce9e9699c [2023-11-19 03:38:33,041 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:38:33,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:38:33,043 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:33,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:38:33,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:38:33,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,051 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a94e4b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33, skipping insertion in model container [2023-11-19 03:38:33,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:38:33,306 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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[914,927] [2023-11-19 03:38:33,358 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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[7115,7128] [2023-11-19 03:38:33,437 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:33,457 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:38:33,479 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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[914,927] [2023-11-19 03:38:33,528 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_8d63efcc-68f2-4088-906c-40ffa7f19a8f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[7115,7128] [2023-11-19 03:38:33,606 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:38:33,631 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:38:33,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33 WrapperNode [2023-11-19 03:38:33,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:38:33,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:33,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:38:33,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:38:33,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,716 INFO L138 Inliner]: procedures = 65, calls = 76, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 716 [2023-11-19 03:38:33,717 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:38:33,718 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:38:33,718 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:38:33,718 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:38:33,727 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,733 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,733 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,784 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:38:33,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:38:33,791 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:38:33,791 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:38:33,792 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:38:33" (1/1) ... [2023-11-19 03:38:33,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:38:33,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:38:33,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:38:33,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d63efcc-68f2-4088-906c-40ffa7f19a8f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:38:33,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:38:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:38:33,880 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:38:33,880 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-19 03:38:33,881 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-19 03:38:33,881 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:38:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:38:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:38:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:38:33,882 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-19 03:38:33,882 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-19 03:38:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:38:33,883 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:38:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:38:33,883 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:38:33,883 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-19 03:38:33,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-19 03:38:33,885 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-19 03:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-19 03:38:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-19 03:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-19 03:38:33,886 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:38:33,886 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:38:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:38:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:38:33,887 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:38:33,887 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-19 03:38:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-19 03:38:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:38:33,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:38:33,888 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:38:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:38:33,889 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-19 03:38:33,889 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-19 03:38:34,007 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:38:34,009 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:38:34,838 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:38:35,215 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:38:35,216 INFO L302 CfgBuilder]: Removed 13 assume(true) statements. [2023-11-19 03:38:35,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:35 BoogieIcfgContainer [2023-11-19 03:38:35,229 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:38:35,230 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:38:35,231 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:38:35,241 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:38:35,241 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:38:35" (1/1) ... [2023-11-19 03:38:35,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:38:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 207 states and 302 transitions. [2023-11-19 03:38:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 302 transitions. [2023-11-19 03:38:35,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:38:35,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:35,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:35,924 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 03:38:36,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 215 states and 312 transitions. [2023-11-19 03:38:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 312 transitions. [2023-11-19 03:38:36,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:38:36,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:36,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:36,585 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 03:38:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:37,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 228 states and 337 transitions. [2023-11-19 03:38:37,674 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 337 transitions. [2023-11-19 03:38:37,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:38:37,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:37,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:37,836 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 03:38:38,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:38,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 223 states and 324 transitions. [2023-11-19 03:38:38,344 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 324 transitions. [2023-11-19 03:38:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:38:38,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:38,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:38,427 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 03:38:38,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:38,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 233 states and 344 transitions. [2023-11-19 03:38:38,647 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 344 transitions. [2023-11-19 03:38:38,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:38:38,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:38,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:38,726 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 03:38:39,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 245 states and 367 transitions. [2023-11-19 03:38:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 367 transitions. [2023-11-19 03:38:39,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:38:39,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:39,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:39,557 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 03:38:39,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 245 states and 366 transitions. [2023-11-19 03:38:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 366 transitions. [2023-11-19 03:38:39,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:39,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:39,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:39,774 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 03:38:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 250 states and 374 transitions. [2023-11-19 03:38:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 374 transitions. [2023-11-19 03:38:40,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:38:40,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:40,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:40,112 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 03:38:40,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:40,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 258 states and 390 transitions. [2023-11-19 03:38:40,696 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 390 transitions. [2023-11-19 03:38:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:40,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:40,965 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 03:38:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 278 states and 428 transitions. [2023-11-19 03:38:41,113 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 428 transitions. [2023-11-19 03:38:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,194 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 03:38:41,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 279 states and 428 transitions. [2023-11-19 03:38:41,209 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 428 transitions. [2023-11-19 03:38:41,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,288 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 03:38:41,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 280 states and 428 transitions. [2023-11-19 03:38:41,302 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 428 transitions. [2023-11-19 03:38:41,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,380 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 03:38:41,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 281 states and 428 transitions. [2023-11-19 03:38:41,394 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 428 transitions. [2023-11-19 03:38:41,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,496 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 03:38:41,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 282 states and 428 transitions. [2023-11-19 03:38:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 428 transitions. [2023-11-19 03:38:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,605 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 03:38:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 283 states and 428 transitions. [2023-11-19 03:38:41,620 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 428 transitions. [2023-11-19 03:38:41,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:41,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:41,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:41,793 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 03:38:42,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:42,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 301 states and 467 transitions. [2023-11-19 03:38:42,244 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 467 transitions. [2023-11-19 03:38:42,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:42,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:42,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:42,353 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 03:38:42,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:42,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 302 states and 467 transitions. [2023-11-19 03:38:42,371 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 467 transitions. [2023-11-19 03:38:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:42,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:42,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:42,517 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 03:38:42,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:42,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 303 states and 467 transitions. [2023-11-19 03:38:42,538 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 467 transitions. [2023-11-19 03:38:42,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:42,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:42,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:42,640 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 03:38:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 304 states and 467 transitions. [2023-11-19 03:38:42,663 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 467 transitions. [2023-11-19 03:38:42,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:42,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:42,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:42,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:42,909 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 03:38:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 316 states and 494 transitions. [2023-11-19 03:38:43,400 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 494 transitions. [2023-11-19 03:38:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:43,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:43,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:43,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:43,496 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 03:38:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:43,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 317 states and 494 transitions. [2023-11-19 03:38:43,518 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 494 transitions. [2023-11-19 03:38:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:43,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:43,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:43,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:43,593 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 03:38:43,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 318 states and 494 transitions. [2023-11-19 03:38:43,635 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 494 transitions. [2023-11-19 03:38:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:43,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:43,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:43,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:43,836 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 03:38:44,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:44,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 327 states and 515 transitions. [2023-11-19 03:38:44,351 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 515 transitions. [2023-11-19 03:38:44,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:38:44,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:44,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:44,464 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 03:38:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:44,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 335 states and 529 transitions. [2023-11-19 03:38:44,866 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 529 transitions. [2023-11-19 03:38:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:38:44,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:44,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:44,902 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 03:38:45,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:45,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 342 states and 539 transitions. [2023-11-19 03:38:45,608 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 539 transitions. [2023-11-19 03:38:45,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:38:45,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:45,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:45,739 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 03:38:46,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:46,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 343 states and 542 transitions. [2023-11-19 03:38:46,003 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 542 transitions. [2023-11-19 03:38:46,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:38:46,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:46,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:46,219 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 03:38:47,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:47,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 353 states and 564 transitions. [2023-11-19 03:38:47,610 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 564 transitions. [2023-11-19 03:38:47,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:38:47,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:47,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:47,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:47,753 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 03:38:47,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:47,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 354 states and 565 transitions. [2023-11-19 03:38:47,776 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 565 transitions. [2023-11-19 03:38:47,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:38:47,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:47,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:48,152 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 03:38:51,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 376 states and 609 transitions. [2023-11-19 03:38:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 609 transitions. [2023-11-19 03:38:51,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:38:51,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:51,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:52,034 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 03:38:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:52,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 380 states and 614 transitions. [2023-11-19 03:38:52,335 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 614 transitions. [2023-11-19 03:38:52,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:38:52,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:52,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:52,379 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 03:38:52,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 380 states and 612 transitions. [2023-11-19 03:38:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 612 transitions. [2023-11-19 03:38:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:38:52,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:52,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:53,101 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 03:38:54,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 387 states and 629 transitions. [2023-11-19 03:38:54,126 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 629 transitions. [2023-11-19 03:38:54,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:38:54,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:54,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:54,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:54,796 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 03:38:59,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:38:59,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 395 states and 646 transitions. [2023-11-19 03:38:59,197 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 646 transitions. [2023-11-19 03:38:59,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:38:59,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:38:59,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:38:59,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:38:59,344 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 03:39:01,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:01,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 403 states and 661 transitions. [2023-11-19 03:39:01,760 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 661 transitions. [2023-11-19 03:39:01,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:39:01,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:01,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:01,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:01,877 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 03:39:02,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:02,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 404 states and 665 transitions. [2023-11-19 03:39:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 665 transitions. [2023-11-19 03:39:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:39:02,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:02,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:02,352 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 03:39:03,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:03,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 411 states and 689 transitions. [2023-11-19 03:39:03,613 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 689 transitions. [2023-11-19 03:39:03,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:39:03,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:03,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:03,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:03,658 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 03:39:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 413 states and 694 transitions. [2023-11-19 03:39:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 694 transitions. [2023-11-19 03:39:04,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:39:04,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,267 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 03:39:04,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:04,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 418 states and 702 transitions. [2023-11-19 03:39:04,798 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 702 transitions. [2023-11-19 03:39:04,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:39:04,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:04,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:04,841 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 03:39:05,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 419 states and 705 transitions. [2023-11-19 03:39:05,309 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 705 transitions. [2023-11-19 03:39:05,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:39:05,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:05,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:05,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:05,372 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 03:39:06,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 426 states and 720 transitions. [2023-11-19 03:39:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 720 transitions. [2023-11-19 03:39:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:39:06,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:06,676 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 03:39:08,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:08,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 433 states and 735 transitions. [2023-11-19 03:39:08,087 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 735 transitions. [2023-11-19 03:39:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:39:08,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:08,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:08,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:08,335 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 03:39:10,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 435 states and 738 transitions. [2023-11-19 03:39:10,023 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 738 transitions. [2023-11-19 03:39:10,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:39:10,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:10,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:10,080 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 03:39:11,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:11,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 441 states and 749 transitions. [2023-11-19 03:39:11,307 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 749 transitions. [2023-11-19 03:39:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:39:11,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:11,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:11,362 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 03:39:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:12,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 447 states and 766 transitions. [2023-11-19 03:39:12,276 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 766 transitions. [2023-11-19 03:39:12,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:39:12,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:12,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:12,979 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 03:39:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 476 states and 835 transitions. [2023-11-19 03:39:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 835 transitions. [2023-11-19 03:39:19,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:39:19,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:19,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:19,563 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.