./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5fa3500dbb7b48d33bda6025d194df10b5d868e3a16ab8452fef68790ebc5c6f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:11,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:11,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:52:11,414 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:52:11,421 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:52:11,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:11,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:11,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:11,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:11,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:11,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:11,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:11,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:11,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:52:11,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:11,478 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:11,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:11,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:11,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:11,484 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:11,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:11,493 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:11,494 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:11,494 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:11,495 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:11,495 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:11,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:11,496 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:11,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:11,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:11,498 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:52:11,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:52:11,499 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:11,499 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_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5fa3500dbb7b48d33bda6025d194df10b5d868e3a16ab8452fef68790ebc5c6f [2023-11-24 22:52:11,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:11,856 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:11,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:11,860 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:11,861 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:11,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c [2023-11-24 22:52:14,885 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:15,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:15,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c [2023-11-24 22:52:15,202 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/data/1dd8788c4/642b7dc6f8c24c0cb90427ab28e45a0c/FLAGd760f1f18 [2023-11-24 22:52:15,496 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/data/1dd8788c4/642b7dc6f8c24c0cb90427ab28e45a0c [2023-11-24 22:52:15,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:15,500 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:15,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:15,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:15,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:15,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:15" (1/1) ... [2023-11-24 22:52:15,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56c91899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:15, skipping insertion in model container [2023-11-24 22:52:15,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:15" (1/1) ... [2023-11-24 22:52:15,589 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:15,785 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_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[911,924] [2023-11-24 22:52:15,857 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_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[8416,8429] [2023-11-24 22:52:16,000 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:16,025 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:16,040 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_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[911,924] [2023-11-24 22:52:16,061 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_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.10.cil-1.c[8416,8429] [2023-11-24 22:52:16,150 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:16,191 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:16,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16 WrapperNode [2023-11-24 22:52:16,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:16,193 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:16,194 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:16,194 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:16,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,224 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,299 INFO L138 Inliner]: procedures = 75, calls = 92, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 994 [2023-11-24 22:52:16,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:16,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:16,301 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:16,301 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:16,313 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,320 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,371 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,396 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:16,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:16,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:16,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:16,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:16" (1/1) ... [2023-11-24 22:52:16,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:16,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:16,466 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:16,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd1c7d6b-bca6-43ca-9e7c-ae9b274f2525/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:16,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:16,528 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 22:52:16,528 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 22:52:16,529 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2023-11-24 22:52:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2023-11-24 22:52:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 22:52:16,530 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 22:52:16,530 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 22:52:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 22:52:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2023-11-24 22:52:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2023-11-24 22:52:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 22:52:16,531 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 22:52:16,531 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 22:52:16,532 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 22:52:16,532 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2023-11-24 22:52:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2023-11-24 22:52:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2023-11-24 22:52:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2023-11-24 22:52:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2023-11-24 22:52:16,534 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2023-11-24 22:52:16,534 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 22:52:16,535 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 22:52:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:52:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 22:52:16,535 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 22:52:16,535 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2023-11-24 22:52:16,536 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2023-11-24 22:52:16,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:16,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 22:52:16,537 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 22:52:16,537 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2023-11-24 22:52:16,537 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2023-11-24 22:52:16,685 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:16,687 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:52:17,626 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2023-11-24 22:52:17,626 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2023-11-24 22:52:17,712 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:52:18,287 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:52:18,287 INFO L309 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-24 22:52:18,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:18 BoogieIcfgContainer [2023-11-24 22:52:18,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:52:18,290 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:52:18,290 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:52:18,300 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:52:18,300 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:52:18" (1/1) ... [2023-11-24 22:52:18,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:52:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 262 states and 390 transitions. [2023-11-24 22:52:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 390 transitions. [2023-11-24 22:52:18,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:52:18,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:18,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:19,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 267 states and 395 transitions. [2023-11-24 22:52:19,102 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 395 transitions. [2023-11-24 22:52:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:52:19,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:19,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 273 states and 406 transitions. [2023-11-24 22:52:19,613 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 406 transitions. [2023-11-24 22:52:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:52:19,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:19,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:19,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:21,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:21,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 286 states and 431 transitions. [2023-11-24 22:52:21,129 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 431 transitions. [2023-11-24 22:52:21,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:52:21,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:21,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:21,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:22,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 285 states and 426 transitions. [2023-11-24 22:52:22,263 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 426 transitions. [2023-11-24 22:52:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:52:22,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:22,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 295 states and 445 transitions. [2023-11-24 22:52:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 445 transitions. [2023-11-24 22:52:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:52:22,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:22,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:22,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 298 states and 451 transitions. [2023-11-24 22:52:22,808 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 451 transitions. [2023-11-24 22:52:22,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:52:22,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:22,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:22,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:23,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:23,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 306 states and 464 transitions. [2023-11-24 22:52:23,237 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 464 transitions. [2023-11-24 22:52:23,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:52:23,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:23,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:23,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:23,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:26,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 320 states and 499 transitions. [2023-11-24 22:52:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 499 transitions. [2023-11-24 22:52:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:52:26,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:29,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 325 states and 505 transitions. [2023-11-24 22:52:29,102 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 505 transitions. [2023-11-24 22:52:29,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:52:29,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:29,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:29,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:29,183 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:30,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 324 states and 501 transitions. [2023-11-24 22:52:30,184 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 501 transitions. [2023-11-24 22:52:30,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:52:30,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:30,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:30,372 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:52:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 326 states and 505 transitions. [2023-11-24 22:52:31,032 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 505 transitions. [2023-11-24 22:52:31,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:52:31,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:31,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 329 states and 510 transitions. [2023-11-24 22:52:31,210 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 510 transitions. [2023-11-24 22:52:31,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:52:31,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:52:31,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 331 states and 513 transitions. [2023-11-24 22:52:31,384 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 513 transitions. [2023-11-24 22:52:31,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:52:31,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:52:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:31,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 336 states and 520 transitions. [2023-11-24 22:52:31,640 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 520 transitions. [2023-11-24 22:52:31,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:52:31,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:31,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 345 states and 536 transitions. [2023-11-24 22:52:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 536 transitions. [2023-11-24 22:52:33,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:52:33,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:33,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:33,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 350 states and 544 transitions. [2023-11-24 22:52:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 544 transitions. [2023-11-24 22:52:33,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:52:33,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:33,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:33,516 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:33,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 352 states and 547 transitions. [2023-11-24 22:52:33,728 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 547 transitions. [2023-11-24 22:52:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:33,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:33,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:33,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:33,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 355 states and 553 transitions. [2023-11-24 22:52:33,831 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 553 transitions. [2023-11-24 22:52:33,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:52:33,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:33,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:33,882 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 22:52:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:34,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 364 states and 569 transitions. [2023-11-24 22:52:34,850 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 569 transitions. [2023-11-24 22:52:34,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:52:34,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:34,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:34,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:34,915 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:34,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:34,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 364 states and 567 transitions. [2023-11-24 22:52:34,949 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 567 transitions. [2023-11-24 22:52:34,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:34,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:34,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:34,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:35,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:35,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 396 states and 629 transitions. [2023-11-24 22:52:35,626 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 629 transitions. [2023-11-24 22:52:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:35,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:35,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:35,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:35,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:35,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 397 states and 629 transitions. [2023-11-24 22:52:35,833 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 629 transitions. [2023-11-24 22:52:35,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:35,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:35,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:35,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 398 states and 629 transitions. [2023-11-24 22:52:36,043 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 629 transitions. [2023-11-24 22:52:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 399 states and 629 transitions. [2023-11-24 22:52:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 629 transitions. [2023-11-24 22:52:36,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 400 states and 629 transitions. [2023-11-24 22:52:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 629 transitions. [2023-11-24 22:52:36,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 401 states and 629 transitions. [2023-11-24 22:52:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 629 transitions. [2023-11-24 22:52:36,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 402 states and 629 transitions. [2023-11-24 22:52:36,560 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 629 transitions. [2023-11-24 22:52:36,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 403 states and 629 transitions. [2023-11-24 22:52:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 629 transitions. [2023-11-24 22:52:36,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 404 states and 629 transitions. [2023-11-24 22:52:36,844 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 629 transitions. [2023-11-24 22:52:36,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:36,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:36,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 405 states and 629 transitions. [2023-11-24 22:52:36,981 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 629 transitions. [2023-11-24 22:52:36,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:36,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:36,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:37,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 435 states and 692 transitions. [2023-11-24 22:52:38,169 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 692 transitions. [2023-11-24 22:52:38,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 436 states and 692 transitions. [2023-11-24 22:52:38,381 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 692 transitions. [2023-11-24 22:52:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 437 states and 692 transitions. [2023-11-24 22:52:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 692 transitions. [2023-11-24 22:52:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 438 states and 692 transitions. [2023-11-24 22:52:38,624 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 692 transitions. [2023-11-24 22:52:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 439 states and 692 transitions. [2023-11-24 22:52:38,747 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 692 transitions. [2023-11-24 22:52:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:38,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:38,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 440 states and 692 transitions. [2023-11-24 22:52:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 692 transitions. [2023-11-24 22:52:38,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:38,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:38,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:38,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:39,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 441 states and 692 transitions. [2023-11-24 22:52:39,014 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 692 transitions. [2023-11-24 22:52:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:39,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:39,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:39,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:39,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 442 states and 692 transitions. [2023-11-24 22:52:39,148 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 692 transitions. [2023-11-24 22:52:39,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:39,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:39,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 466 states and 743 transitions. [2023-11-24 22:52:40,340 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 743 transitions. [2023-11-24 22:52:40,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 467 states and 743 transitions. [2023-11-24 22:52:40,494 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 743 transitions. [2023-11-24 22:52:40,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 468 states and 743 transitions. [2023-11-24 22:52:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 743 transitions. [2023-11-24 22:52:40,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 469 states and 743 transitions. [2023-11-24 22:52:40,731 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 743 transitions. [2023-11-24 22:52:40,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 470 states and 743 transitions. [2023-11-24 22:52:40,843 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 743 transitions. [2023-11-24 22:52:40,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:40,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 471 states and 743 transitions. [2023-11-24 22:52:40,957 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 743 transitions. [2023-11-24 22:52:40,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:40,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:40,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:41,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 472 states and 743 transitions. [2023-11-24 22:52:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 743 transitions. [2023-11-24 22:52:41,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:41,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:41,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:41,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 493 states and 788 transitions. [2023-11-24 22:52:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 788 transitions. [2023-11-24 22:52:42,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:42,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 494 states and 788 transitions. [2023-11-24 22:52:42,438 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 788 transitions. [2023-11-24 22:52:42,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:42,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 495 states and 788 transitions. [2023-11-24 22:52:42,560 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 788 transitions. [2023-11-24 22:52:42,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:42,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 496 states and 788 transitions. [2023-11-24 22:52:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 788 transitions. [2023-11-24 22:52:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:42,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:42,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:42,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:42,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 497 states and 788 transitions. [2023-11-24 22:52:42,840 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 788 transitions. [2023-11-24 22:52:42,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:42,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:42,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:42,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:43,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 512 states and 821 transitions. [2023-11-24 22:52:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 821 transitions. [2023-11-24 22:52:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:44,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:44,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:44,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 513 states and 821 transitions. [2023-11-24 22:52:44,343 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 821 transitions. [2023-11-24 22:52:44,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:44,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:44,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:44,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:44,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:44,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 514 states and 821 transitions. [2023-11-24 22:52:44,475 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 821 transitions. [2023-11-24 22:52:44,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:44,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:44,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:44,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:45,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:45,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 523 states and 842 transitions. [2023-11-24 22:52:45,914 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 842 transitions. [2023-11-24 22:52:45,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:52:45,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:45,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:45,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:46,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:52:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 531 states and 856 transitions. [2023-11-24 22:52:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 856 transitions. [2023-11-24 22:52:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:52:46,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:46,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:46,934 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:46,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 531 states and 855 transitions. [2023-11-24 22:52:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 855 transitions. [2023-11-24 22:52:46,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:52:46,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:46,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:47,008 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:52:47,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 536 states and 862 transitions. [2023-11-24 22:52:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 862 transitions. [2023-11-24 22:52:47,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:52:47,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:47,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:47,315 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 22:52:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 537 states and 865 transitions. [2023-11-24 22:52:47,352 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 865 transitions. [2023-11-24 22:52:47,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:52:47,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:47,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:47,422 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:52:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 538 states and 867 transitions. [2023-11-24 22:52:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 867 transitions. [2023-11-24 22:52:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:52:47,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:47,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:47,767 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:52:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 538 states and 866 transitions. [2023-11-24 22:52:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 866 transitions. [2023-11-24 22:52:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-24 22:52:47,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:47,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:47,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:52:50,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:50,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 538 states and 865 transitions. [2023-11-24 22:52:50,195 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 865 transitions. [2023-11-24 22:52:50,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:52:50,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:50,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:51,045 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:52:58,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:52:58,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 578 states and 958 transitions. [2023-11-24 22:52:58,309 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 958 transitions. [2023-11-24 22:52:58,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:52:58,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:52:58,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:52:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:52:58,776 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.