./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.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_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/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_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/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_8862172c-c1b9-472d-8869-701b381b9861/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 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:48:56,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:48:56,895 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:48:56,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:48:56,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:48:56,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:48:56,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:48:56,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:48:56,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:48:56,976 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:48:56,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:48:56,977 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:48:56,978 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:48:56,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:48:56,980 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:48:56,981 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:48:56,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:48:56,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:48:56,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:48:56,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:48:56,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:48:56,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:48:56,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:48:56,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:48:56,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:48:56,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:48:56,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:48:56,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:48:56,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:48:56,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:48:56,989 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:48:56,990 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:48:56,990 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_8862172c-c1b9-472d-8869-701b381b9861/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 [2023-11-11 23:48:57,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:48:57,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:48:57,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:48:57,381 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:48:57,381 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:48:57,383 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2023-11-11 23:49:00,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:00,676 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:00,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2023-11-11 23:49:00,684 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/data/7c76c88fe/38f4e81e36dc4eecbb9d992e82201afb/FLAG00390af09 [2023-11-11 23:49:00,699 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/data/7c76c88fe/38f4e81e36dc4eecbb9d992e82201afb [2023-11-11 23:49:00,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:00,703 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:00,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:00,705 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:00,720 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:00,721 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:00,722 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@589baec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00, skipping insertion in model container [2023-11-11 23:49:00,722 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:00,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:00,892 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_8862172c-c1b9-472d-8869-701b381b9861/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2023-11-11 23:49:00,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:00,922 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:00,933 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_8862172c-c1b9-472d-8869-701b381b9861/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2023-11-11 23:49:00,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:00,968 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:00,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00 WrapperNode [2023-11-11 23:49:00,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:00,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:00,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:00,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:00,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:00,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,004 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2023-11-11 23:49:01,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:01,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:01,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:01,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:01,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,039 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:01,040 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:01,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:01,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:01,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:00" (1/1) ... [2023-11-11 23:49:01,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:01,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:01,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:01,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8862172c-c1b9-472d-8869-701b381b9861/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:01,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:01,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:01,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:01,210 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:01,387 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:01,433 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:01,433 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:49:01,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:01 BoogieIcfgContainer [2023-11-11 23:49:01,446 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:01,447 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:01,447 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:01,457 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:01,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:01" (1/1) ... [2023-11-11 23:49:01,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:49:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:01,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2023-11-11 23:49:01,523 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2023-11-11 23:49:01,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:49:01,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:01,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:01,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:01,796 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 23:49:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-11 23:49:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-11 23:49:01,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:49:01,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:01,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:02,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:49:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:02,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-11 23:49:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-11 23:49:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:49:02,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:02,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:02,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:02,237 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:49:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:02,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-11 23:49:02,289 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-11 23:49:02,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:49:02,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:02,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:49:02,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:02,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:49:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:49:02,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:49:02,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:02,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:02,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:02,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:49:02,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:02,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2023-11-11 23:49:02,848 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2023-11-11 23:49:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:49:02,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:02,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:02,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,027 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:49:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 15 states and 21 transitions. [2023-11-11 23:49:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 21 transitions. [2023-11-11 23:49:03,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:49:03,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,299 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-11 23:49:03,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-11-11 23:49:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-11-11 23:49:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:49:03,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,482 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:49:03,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2023-11-11 23:49:03,580 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2023-11-11 23:49:03,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:49:03,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,705 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:49:03,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2023-11-11 23:49:03,796 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2023-11-11 23:49:03,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:49:03,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:49:03,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:03,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2023-11-11 23:49:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2023-11-11 23:49:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:49:03,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:03,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:04,031 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:49:04,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:04,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2023-11-11 23:49:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-11-11 23:49:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:49:04,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:04,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:04,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:04,281 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-11 23:49:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-11-11 23:49:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-11 23:49:04,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:49:04,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:04,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:04,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:04,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-11 23:49:04,577 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-11 23:49:04,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:49:04,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:04,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:04,699 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:04,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-11-11 23:49:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-11-11 23:49:04,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:49:04,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:04,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:05,031 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:05,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-11 23:49:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-11 23:49:05,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-11 23:49:05,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:05,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:05,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:05,360 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:05,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-11-11 23:49:05,487 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-11-11 23:49:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:49:05,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:05,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:05,694 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:05,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-11 23:49:05,822 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-11 23:49:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:49:05,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:05,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:49:06,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-11 23:49:06,173 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-11 23:49:06,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:49:06,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:06,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:06,272 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2023-11-11 23:49:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-11 23:49:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-11 23:49:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:49:06,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:06,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:06,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:49:06,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:06,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2023-11-11 23:49:06,811 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-11 23:49:06,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:49:06,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:06,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:07,004 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:49:07,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:07,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-11 23:49:07,152 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-11 23:49:07,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:49:07,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:07,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:07,373 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:49:07,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2023-11-11 23:49:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2023-11-11 23:49:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-11 23:49:07,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:07,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:07,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-11 23:49:07,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2023-11-11 23:49:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2023-11-11 23:49:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:49:07,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:07,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:07,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:07,988 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-11 23:49:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:08,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2023-11-11 23:49:08,017 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2023-11-11 23:49:08,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-11 23:49:08,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:08,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:08,273 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:49:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:08,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2023-11-11 23:49:08,473 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-11 23:49:08,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-11 23:49:08,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:08,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:08,742 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-11 23:49:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2023-11-11 23:49:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-11-11 23:49:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:49:08,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:08,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:08,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-11 23:49:09,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2023-11-11 23:49:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2023-11-11 23:49:09,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-11 23:49:09,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:09,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:09,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-11 23:49:09,839 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-11 23:49:09,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-11 23:49:09,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:09,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:10,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-11 23:49:10,366 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-11 23:49:10,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:49:10,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:10,685 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:10,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:10,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-11 23:49:10,906 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-11 23:49:10,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-11 23:49:10,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:10,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:10,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,257 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:11,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:11,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-11 23:49:11,489 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-11 23:49:11,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-11 23:49:11,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:11,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-11 23:49:12,067 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-11 23:49:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:49:12,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:12,442 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:12,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:12,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-11 23:49:12,691 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-11 23:49:12,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:49:12,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:12,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,093 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2023-11-11 23:49:13,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2023-11-11 23:49:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-11 23:49:13,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-11 23:49:13,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2023-11-11 23:49:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2023-11-11 23:49:13,547 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2023-11-11 23:49:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:49:13,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:13,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:13,961 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:14,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:14,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2023-11-11 23:49:14,242 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2023-11-11 23:49:14,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-11 23:49:14,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:14,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:14,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:14,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:14,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2023-11-11 23:49:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2023-11-11 23:49:14,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-11 23:49:14,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:14,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 349 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:15,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:15,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-11 23:49:15,504 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-11 23:49:15,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:49:15,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:15,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:15,903 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:16,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:16,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-11 23:49:16,148 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-11 23:49:16,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-11 23:49:16,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:16,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:16,583 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:16,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2023-11-11 23:49:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2023-11-11 23:49:16,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-11 23:49:16,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:16,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:16,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:17,340 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:17,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:17,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2023-11-11 23:49:17,656 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2023-11-11 23:49:17,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:49:17,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:17,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:18,197 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:18,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2023-11-11 23:49:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2023-11-11 23:49:18,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:49:18,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:18,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:19,033 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:19,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2023-11-11 23:49:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2023-11-11 23:49:19,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:49:19,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:19,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:19,907 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2023-11-11 23:49:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2023-11-11 23:49:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:49:20,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:20,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:20,826 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:21,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 54 states and 62 transitions. [2023-11-11 23:49:21,174 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2023-11-11 23:49:21,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:49:21,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:21,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:21,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 577 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:22,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:22,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2023-11-11 23:49:22,246 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-11 23:49:22,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:49:22,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:22,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:22,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:23,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2023-11-11 23:49:23,287 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2023-11-11 23:49:23,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:49:23,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:23,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:23,976 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:24,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:24,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 65 transitions. [2023-11-11 23:49:24,362 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2023-11-11 23:49:24,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-11 23:49:24,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:24,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:24,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:25,032 INFO L134 CoverageAnalysis]: Checked inductivity of 679 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-11 23:49:25,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:25,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2023-11-11 23:49:25,354 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2023-11-11 23:49:25,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-11 23:49:25,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:25,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:25,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:25,548 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 694 trivial. 0 not checked. [2023-11-11 23:49:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2023-11-11 23:49:25,588 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2023-11-11 23:49:25,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:49:25,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:25,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:26,189 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2023-11-11 23:49:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2023-11-11 23:49:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:49:26,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:26,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:27,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:27,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2023-11-11 23:49:27,668 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2023-11-11 23:49:27,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:49:27,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:27,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:28,314 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:28,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:28,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-11 23:49:28,645 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-11 23:49:28,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:49:28,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:28,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:29,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2023-11-11 23:49:29,672 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2023-11-11 23:49:29,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:49:29,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:29,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:29,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:30,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:30,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2023-11-11 23:49:30,755 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2023-11-11 23:49:30,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-11 23:49:30,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:30,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:31,522 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:31,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2023-11-11 23:49:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2023-11-11 23:49:31,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:49:31,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:31,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 959 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:32,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2023-11-11 23:49:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2023-11-11 23:49:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-11 23:49:32,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2023-11-11 23:49:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2023-11-11 23:49:34,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:49:34,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:34,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:34,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:34,846 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:35,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2023-11-11 23:49:35,270 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2023-11-11 23:49:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:49:35,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:35,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1091 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:36,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:36,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2023-11-11 23:49:36,505 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2023-11-11 23:49:36,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:49:36,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:36,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:37,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1137 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2023-11-11 23:49:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2023-11-11 23:49:37,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:49:37,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:37,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:38,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1184 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:38,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 71 states and 79 transitions. [2023-11-11 23:49:38,651 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 79 transitions. [2023-11-11 23:49:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:49:38,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:38,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:39,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:39,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 72 states and 80 transitions. [2023-11-11 23:49:39,682 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 80 transitions. [2023-11-11 23:49:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-11 23:49:39,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:40,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:40,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:40,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 73 states and 81 transitions. [2023-11-11 23:49:40,728 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 81 transitions. [2023-11-11 23:49:40,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-11 23:49:40,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:40,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:49:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:49:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1331 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-11 23:49:41,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:49:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 74 states and 82 transitions. [2023-11-11 23:49:41,839 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2023-11-11 23:49:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:49:41,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:49:41,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms