./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.14.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e0029e4ef6d93314dd28a1b067e9a0f7a5ca34b8281e95ccf7b3ad64c7537db6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:48,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:49,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:53:49,042 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:49,044 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:49,078 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:49,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:53:49,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:53:49,083 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:49,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:49,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:49,090 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:53:49,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:49,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:49,094 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:53:49,094 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:49,095 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:53:49,095 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:53:49,100 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:49,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:53:49,101 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:49,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:49,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:49,105 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:49,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:49,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:49,108 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:49,108 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:49,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:53:49,109 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:49,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:49,111 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:53:49,111 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_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0029e4ef6d93314dd28a1b067e9a0f7a5ca34b8281e95ccf7b3ad64c7537db6 [2023-11-19 02:53:49,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:49,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:49,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:49,443 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:49,444 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:49,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-restricted-15/b.14.c [2023-11-19 02:53:52,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:52,852 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:52,853 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/sv-benchmarks/c/termination-restricted-15/b.14.c [2023-11-19 02:53:52,861 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/data/f5deea174/3fd89ab5881d4f418dac63f5ea4726c3/FLAG89e35fbf6 [2023-11-19 02:53:52,880 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/data/f5deea174/3fd89ab5881d4f418dac63f5ea4726c3 [2023-11-19 02:53:52,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:52,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:52,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:52,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:52,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:52,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ae2609d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:52, skipping insertion in model container [2023-11-19 02:53:52,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:52" (1/1) ... [2023-11-19 02:53:52,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:53,069 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:53,075 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:53,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:53,104 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:53,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53 WrapperNode [2023-11-19 02:53:53,105 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:53,106 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:53,106 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:53,106 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:53,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,118 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,136 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2023-11-19 02:53:53,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:53,137 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:53,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:53,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:53,147 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,147 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,155 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,156 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,157 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,158 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:53,159 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:53,160 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:53,160 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:53,161 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:53,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:53,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:53,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d348f225-ef0b-44f0-86ee-d292986a6c58/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:53,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:53,315 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:53,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:53,425 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:53,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:53,450 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:53:53,459 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:53 BoogieIcfgContainer [2023-11-19 02:53:53,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:53,462 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:53,462 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:53,474 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:53,474 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:53" (1/1) ... [2023-11-19 02:53:53,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:53:53,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2023-11-19 02:53:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2023-11-19 02:53:53,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:53:53,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:53,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:53,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2023-11-19 02:53:53,847 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2023-11-19 02:53:53,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:53:53,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:53,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:53,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 02:53:54,036 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 02:53:54,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:53:54,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-19 02:53:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-19 02:53:54,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:53:54,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:54,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:54,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-19 02:53:54,810 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-19 02:53:54,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:53:54,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:54,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:54,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:55,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:55,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2023-11-19 02:53:55,629 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2023-11-19 02:53:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:53:55,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:55,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:55,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:56,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 44 states and 74 transitions. [2023-11-19 02:53:56,709 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 74 transitions. [2023-11-19 02:53:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:53:56,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:56,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:56,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:57,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:57,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2023-11-19 02:53:57,507 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2023-11-19 02:53:57,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:53:57,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:57,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:57,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:58,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2023-11-19 02:53:58,275 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2023-11-19 02:53:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:53:58,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:58,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:58,314 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:53:58,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 55 states and 101 transitions. [2023-11-19 02:53:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 101 transitions. [2023-11-19 02:53:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:53:58,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:58,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 59 states and 112 transitions. [2023-11-19 02:53:59,213 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 112 transitions. [2023-11-19 02:53:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:59,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:59,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2023-11-19 02:53:59,391 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2023-11-19 02:53:59,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:53:59,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:53:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:53:59,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 62 states and 114 transitions. [2023-11-19 02:53:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 114 transitions. [2023-11-19 02:53:59,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:53:59,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:53:59,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:53:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:53:59,873 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:00,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:00,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 134 transitions. [2023-11-19 02:54:00,940 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 134 transitions. [2023-11-19 02:54:00,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:54:00,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:00,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:00,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:00,966 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:01,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 71 states and 136 transitions. [2023-11-19 02:54:01,376 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 136 transitions. [2023-11-19 02:54:01,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:01,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:01,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:01,550 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:54:03,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:03,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 84 states and 152 transitions. [2023-11-19 02:54:03,663 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 152 transitions. [2023-11-19 02:54:03,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:03,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:03,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:03,738 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:54:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2023-11-19 02:54:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2023-11-19 02:54:03,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:54:03,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:03,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:54:04,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 85 states and 150 transitions. [2023-11-19 02:54:04,092 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 150 transitions. [2023-11-19 02:54:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:54:04,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:04,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:04,134 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:54:04,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:04,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2023-11-19 02:54:04,785 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2023-11-19 02:54:04,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:04,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:04,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:04,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:54:05,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:05,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 90 states and 156 transitions. [2023-11-19 02:54:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 156 transitions. [2023-11-19 02:54:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:54:05,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:05,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:05,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:54:06,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:06,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 96 states and 172 transitions. [2023-11-19 02:54:06,469 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 172 transitions. [2023-11-19 02:54:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:06,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:06,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:06,571 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 103 states and 192 transitions. [2023-11-19 02:54:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 192 transitions. [2023-11-19 02:54:07,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:07,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:07,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:08,000 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:08,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:08,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 105 states and 194 transitions. [2023-11-19 02:54:08,525 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 194 transitions. [2023-11-19 02:54:08,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:54:08,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:08,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 107 states and 195 transitions. [2023-11-19 02:54:08,906 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 195 transitions. [2023-11-19 02:54:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:08,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:08,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:54:10,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:10,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 119 states and 209 transitions. [2023-11-19 02:54:10,933 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 209 transitions. [2023-11-19 02:54:10,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:54:10,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:10,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:10,959 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:54:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 122 states and 213 transitions. [2023-11-19 02:54:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2023-11-19 02:54:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:54:11,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:11,696 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 02:54:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:11,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 122 states and 211 transitions. [2023-11-19 02:54:11,820 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 211 transitions. [2023-11-19 02:54:11,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:11,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:11,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:11,926 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 129 states and 231 transitions. [2023-11-19 02:54:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 231 transitions. [2023-11-19 02:54:13,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:13,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:13,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:13,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 131 states and 233 transitions. [2023-11-19 02:54:14,126 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 233 transitions. [2023-11-19 02:54:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:54:14,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:14,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:14,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:14,194 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:14,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 133 states and 234 transitions. [2023-11-19 02:54:14,485 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 234 transitions. [2023-11-19 02:54:14,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:54:14,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:14,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-19 02:54:17,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:17,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 146 states and 249 transitions. [2023-11-19 02:54:17,158 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 249 transitions. [2023-11-19 02:54:17,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:54:17,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:17,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:17,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:17,183 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 02:54:18,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:18,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 149 states and 253 transitions. [2023-11-19 02:54:18,112 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 253 transitions. [2023-11-19 02:54:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:54:18,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:18,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:18,139 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-19 02:54:18,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 149 states and 251 transitions. [2023-11-19 02:54:18,378 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 251 transitions. [2023-11-19 02:54:18,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:18,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:18,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:18,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:18,546 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:20,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:20,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 156 states and 271 transitions. [2023-11-19 02:54:20,370 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 271 transitions. [2023-11-19 02:54:20,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:20,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:20,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:20,421 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:21,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 158 states and 273 transitions. [2023-11-19 02:54:21,134 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 273 transitions. [2023-11-19 02:54:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:54:21,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:21,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:21,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:21,185 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 160 states and 274 transitions. [2023-11-19 02:54:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 274 transitions. [2023-11-19 02:54:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:54:21,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:21,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:21,714 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-11-19 02:54:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 173 states and 289 transitions. [2023-11-19 02:54:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 289 transitions. [2023-11-19 02:54:24,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 02:54:24,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:24,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:24,611 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2023-11-19 02:54:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 176 states and 293 transitions. [2023-11-19 02:54:25,568 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 293 transitions. [2023-11-19 02:54:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:54:25,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,595 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 02:54:25,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 176 states and 291 transitions. [2023-11-19 02:54:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 291 transitions. [2023-11-19 02:54:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:54:25,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:25,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:25,965 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:27,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 183 states and 311 transitions. [2023-11-19 02:54:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 311 transitions. [2023-11-19 02:54:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:54:27,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:28,039 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:28,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:28,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 185 states and 313 transitions. [2023-11-19 02:54:28,947 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 313 transitions. [2023-11-19 02:54:28,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:54:28,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:28,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:28,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,011 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:29,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:29,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 187 states and 314 transitions. [2023-11-19 02:54:29,486 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 314 transitions. [2023-11-19 02:54:29,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:54:29,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:29,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:29,585 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-11-19 02:54:32,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:32,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 200 states and 329 transitions. [2023-11-19 02:54:32,802 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 329 transitions. [2023-11-19 02:54:32,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 02:54:32,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:32,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:32,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:32,829 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-19 02:54:33,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:33,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 203 states and 333 transitions. [2023-11-19 02:54:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 333 transitions. [2023-11-19 02:54:33,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 02:54:33,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:33,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:33,984 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-19 02:54:34,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:34,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 203 states and 331 transitions. [2023-11-19 02:54:34,186 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 331 transitions. [2023-11-19 02:54:34,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:34,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:34,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:34,365 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:36,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:36,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 210 states and 351 transitions. [2023-11-19 02:54:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 351 transitions. [2023-11-19 02:54:36,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:36,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:36,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:36,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:36,772 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:37,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 212 states and 353 transitions. [2023-11-19 02:54:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 353 transitions. [2023-11-19 02:54:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:54:37,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:37,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:38,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:38,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 214 states and 354 transitions. [2023-11-19 02:54:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 354 transitions. [2023-11-19 02:54:38,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:54:38,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:38,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:38,353 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked.