./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector-loops/overflow_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector-loops/overflow_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV --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 fd15e6a5481e5709ee106d67fec16050e066e3720bb675b6df23302700c97f29 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:53:40,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:53:40,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:53:40,670 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:53:40,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:53:40,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:53:40,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:53:40,707 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:53:40,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:53:40,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:53:40,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:53:40,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:53:40,711 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:53:40,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:53:40,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:53:40,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:53:40,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:53:40,723 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:53:40,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:53:40,724 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:53:40,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:53:40,726 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:53:40,727 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:53:40,727 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:53:40,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:53:40,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:40,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:53:40,729 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:53:40,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:53:40,730 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:53:40,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:53:40,731 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:53:40,731 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_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd15e6a5481e5709ee106d67fec16050e066e3720bb675b6df23302700c97f29 [2023-11-11 23:53:41,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:53:41,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:53:41,089 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:53:41,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:53:41,091 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:53:41,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2023-11-11 23:53:44,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:53:44,597 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:53:44,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/sv-benchmarks/c/bitvector-loops/overflow_1-2.c [2023-11-11 23:53:44,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/data/fac4fa3b8/c5e0ae687cbe4000bac75458d2a7141a/FLAG14ea200fc [2023-11-11 23:53:44,623 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/data/fac4fa3b8/c5e0ae687cbe4000bac75458d2a7141a [2023-11-11 23:53:44,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:53:44,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:53:44,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:44,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:53:44,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:53:44,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e10c69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44, skipping insertion in model container [2023-11-11 23:53:44,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,660 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:53:44,809 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_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/sv-benchmarks/c/bitvector-loops/overflow_1-2.c[324,337] [2023-11-11 23:53:44,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:44,827 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:53:44,837 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_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/sv-benchmarks/c/bitvector-loops/overflow_1-2.c[324,337] [2023-11-11 23:53:44,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:53:44,852 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:53:44,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44 WrapperNode [2023-11-11 23:53:44,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:53:44,854 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:44,854 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:53:44,854 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:53:44,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,885 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22 [2023-11-11 23:53:44,886 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:53:44,886 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:53:44,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:53:44,887 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:53:44,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,902 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:53:44,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:53:44,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:53:44,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:53:44,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:53:44" (1/1) ... [2023-11-11 23:53:44,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:53:44,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:53:44,946 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:53:44,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d234a59e-bac8-4073-acf6-b17e3fa6c0c1/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:53:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:53:45,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:53:45,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:53:45,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:53:45,066 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:53:45,075 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:53:45,186 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:53:45,213 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:53:45,213 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:53:45,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:45 BoogieIcfgContainer [2023-11-11 23:53:45,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:53:45,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:53:45,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:53:45,227 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:53:45,228 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:53:45" (1/1) ... [2023-11-11 23:53:45,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:53:45,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2023-11-11 23:53:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2023-11-11 23:53:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:53:45,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-11 23:53:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-11 23:53:45,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:53:45,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:45,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:45,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2023-11-11 23:53:45,887 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2023-11-11 23:53:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:53:45,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:45,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,037 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2023-11-11 23:53:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2023-11-11 23:53:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:53:46,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2023-11-11 23:53:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2023-11-11 23:53:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:53:46,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:46,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:46,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 12 states and 13 transitions. [2023-11-11 23:53:46,810 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 13 transitions. [2023-11-11 23:53:46,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:53:46,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:46,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:47,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2023-11-11 23:53:47,134 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2023-11-11 23:53:47,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:53:47,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:47,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:47,327 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:47,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:47,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2023-11-11 23:53:47,586 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2023-11-11 23:53:47,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:53:47,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:47,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:47,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:47,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2023-11-11 23:53:47,983 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2023-11-11 23:53:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:53:47,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:47,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:48,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-11 23:53:48,373 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-11 23:53:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:53:48,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:48,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:48,541 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:48,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-11-11 23:53:48,805 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-11-11 23:53:48,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:53:48,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:48,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,049 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2023-11-11 23:53:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2023-11-11 23:53:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:53:49,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:49,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:49,574 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:49,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:49,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-11-11 23:53:49,927 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-11 23:53:49,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:53:49,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:49,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:49,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:50,154 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:50,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:50,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2023-11-11 23:53:50,553 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-11 23:53:50,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:53:50,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:50,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:50,877 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:51,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2023-11-11 23:53:51,254 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-11 23:53:51,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:53:51,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:51,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:51,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:51,502 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2023-11-11 23:53:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2023-11-11 23:53:51,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:53:51,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:51,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:52,174 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:52,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:52,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2023-11-11 23:53:52,600 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2023-11-11 23:53:52,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:53:52,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:52,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:52,887 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:53,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:53,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2023-11-11 23:53:53,341 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2023-11-11 23:53:53,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:53:53,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:53,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:53,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:54,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:54,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2023-11-11 23:53:54,135 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2023-11-11 23:53:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:53:54,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:54,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:54,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:54,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-11-11 23:53:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-11-11 23:53:54,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:53:54,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:54,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:55,301 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2023-11-11 23:53:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2023-11-11 23:53:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:53:55,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:56,156 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2023-11-11 23:53:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-11-11 23:53:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:53:56,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:56,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:57,095 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:57,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:57,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2023-11-11 23:53:57,711 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2023-11-11 23:53:57,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:53:57,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:57,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:57,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:58,088 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:58,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:58,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2023-11-11 23:53:58,770 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2023-11-11 23:53:58,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:53:58,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:58,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:58,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:53:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:53:59,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:53:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 31 states and 32 transitions. [2023-11-11 23:53:59,869 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 32 transitions. [2023-11-11 23:53:59,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:53:59,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:53:59,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:53:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:01,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 32 states and 33 transitions. [2023-11-11 23:54:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2023-11-11 23:54:01,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:54:01,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:01,457 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 33 states and 34 transitions. [2023-11-11 23:54:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2023-11-11 23:54:02,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:54:02,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:02,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:03,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:03,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 34 states and 35 transitions. [2023-11-11 23:54:03,435 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 35 transitions. [2023-11-11 23:54:03,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:54:03,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:03,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:03,882 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:04,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:04,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 35 states and 36 transitions. [2023-11-11 23:54:04,739 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 36 transitions. [2023-11-11 23:54:04,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:54:04,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:04,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:04,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:05,224 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:06,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:06,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 36 states and 37 transitions. [2023-11-11 23:54:06,130 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 37 transitions. [2023-11-11 23:54:06,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:54:06,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:06,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:06,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:06,605 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:07,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 37 states and 38 transitions. [2023-11-11 23:54:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 38 transitions. [2023-11-11 23:54:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:54:07,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:07,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:07,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:08,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:08,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 38 states and 39 transitions. [2023-11-11 23:54:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 39 transitions. [2023-11-11 23:54:08,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:54:08,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:08,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:09,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:09,461 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:10,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 39 states and 40 transitions. [2023-11-11 23:54:10,512 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 40 transitions. [2023-11-11 23:54:10,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:54:10,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:10,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:12,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:12,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 40 states and 41 transitions. [2023-11-11 23:54:12,191 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2023-11-11 23:54:12,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:54:12,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:12,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:12,749 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:13,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:13,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 41 states and 42 transitions. [2023-11-11 23:54:13,869 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2023-11-11 23:54:13,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:54:13,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:13,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:14,407 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:15,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 42 states and 43 transitions. [2023-11-11 23:54:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 43 transitions. [2023-11-11 23:54:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:54:15,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:15,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:16,066 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:17,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:17,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 43 states and 44 transitions. [2023-11-11 23:54:17,242 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 44 transitions. [2023-11-11 23:54:17,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:54:17,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:17,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:17,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:19,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:19,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 44 states and 45 transitions. [2023-11-11 23:54:19,058 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 45 transitions. [2023-11-11 23:54:19,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:54:19,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:19,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:19,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:19,661 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:20,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 45 states and 46 transitions. [2023-11-11 23:54:20,932 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 46 transitions. [2023-11-11 23:54:20,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:54:20,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:20,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:21,571 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 46 states and 47 transitions. [2023-11-11 23:54:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 47 transitions. [2023-11-11 23:54:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:54:22,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:22,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:22,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:23,628 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:25,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:25,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 47 states and 48 transitions. [2023-11-11 23:54:25,050 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 48 transitions. [2023-11-11 23:54:25,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:54:25,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:25,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:25,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:25,699 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:27,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:27,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 48 states and 49 transitions. [2023-11-11 23:54:27,152 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2023-11-11 23:54:27,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:54:27,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:27,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:27,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:27,856 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:29,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:29,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 49 states and 50 transitions. [2023-11-11 23:54:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2023-11-11 23:54:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:54:29,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:30,061 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 50 states and 51 transitions. [2023-11-11 23:54:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 51 transitions. [2023-11-11 23:54:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:54:31,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:31,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat