./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcmp_mixed_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/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_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcmp_mixed_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 577a2eb90f91f4aea793f8d739939ae3b3095098d9dbb2adc1dcfe3938a7037f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:48,827 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:48,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-11 23:43:48,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:48,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:49,034 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:49,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:49,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:49,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:49,046 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:49,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:49,048 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:43:49,049 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:43:49,051 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:43:49,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:49,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:49,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:49,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:49,054 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:49,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:49,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:49,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:49,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:49,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:49,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:49,059 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_12e98894-2ad2-4cf1-8636-3a171a7d4c48/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 577a2eb90f91f4aea793f8d739939ae3b3095098d9dbb2adc1dcfe3938a7037f [2023-11-11 23:43:49,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:49,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:49,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:49,521 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:49,522 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:49,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/termination-15/cstrcmp_mixed_alloca.i [2023-11-11 23:43:53,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:53,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:53,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/sv-benchmarks/c/termination-15/cstrcmp_mixed_alloca.i [2023-11-11 23:43:53,417 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/data/320f85525/e7c19382cead49f69f1c301f38de3cdf/FLAG3c9382f13 [2023-11-11 23:43:53,442 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/data/320f85525/e7c19382cead49f69f1c301f38de3cdf [2023-11-11 23:43:53,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:53,453 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:53,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:53,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:53,463 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:53,464 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:53" (1/1) ... [2023-11-11 23:43:53,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ce0bc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:53, skipping insertion in model container [2023-11-11 23:43:53,467 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:53" (1/1) ... [2023-11-11 23:43:53,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:53,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:54,000 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:54,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:54,106 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:54,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54 WrapperNode [2023-11-11 23:43:54,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:54,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:54,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:54,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:54,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,157 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2023-11-11 23:43:54,158 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:54,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:54,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:54,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:54,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,174 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,199 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,208 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:54,209 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:54,209 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:54,209 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:54,210 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:54,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:54,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:54,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12e98894-2ad2-4cf1-8636-3a171a7d4c48/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:54,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:43:54,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:43:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:43:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:43:54,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:54,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:54,375 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:54,377 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:54,641 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:54,765 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:54,765 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:43:54,768 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:54 BoogieIcfgContainer [2023-11-11 23:43:54,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:54,769 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:54,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:54,780 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:54,781 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:54" (1/1) ... [2023-11-11 23:43:54,791 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:54,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:54,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 27 states and 29 transitions. [2023-11-11 23:43:54,846 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 29 transitions. [2023-11-11 23:43:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:43:54,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:54,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,233 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 23:43:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 26 states and 28 transitions. [2023-11-11 23:43:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2023-11-11 23:43:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:43:55,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:55,732 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 23:43:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:55,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 25 states and 27 transitions. [2023-11-11 23:43:55,924 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2023-11-11 23:43:55,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:43:55,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:55,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:55,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:56,077 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 23:43:56,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:56,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-11 23:43:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-11 23:43:56,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:43:56,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:56,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:56,563 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 23:43:56,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:56,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 23 states and 25 transitions. [2023-11-11 23:43:56,980 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2023-11-11 23:43:56,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:43:56,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:56,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,079 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 23:43:57,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:57,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 24 states and 26 transitions. [2023-11-11 23:43:57,327 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2023-11-11 23:43:57,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:43:57,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:57,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:57,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:57,616 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 23:43:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2023-11-11 23:43:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2023-11-11 23:43:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:43:58,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,171 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 23:43:58,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2023-11-11 23:43:58,195 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2023-11-11 23:43:58,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:43:58,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,322 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 23:43:58,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-11 23:43:58,392 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-11 23:43:58,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:43:58,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:58,488 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 23:43:58,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:58,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2023-11-11 23:43:58,791 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-11 23:43:58,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:43:58,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:58,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:43:59,268 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 23:44:00,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:00,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-11 23:44:00,922 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-11 23:44:00,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:00,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:00,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:00,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:01,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-11 23:44:01,120 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-11 23:44:01,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:01,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:01,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,147 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 23:44:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 47 transitions. [2023-11-11 23:44:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 47 transitions. [2023-11-11 23:44:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:44:01,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,414 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 23:44:01,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 39 states and 50 transitions. [2023-11-11 23:44:01,683 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2023-11-11 23:44:01,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:44:01,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:01,724 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 23:44:01,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:01,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2023-11-11 23:44:01,995 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2023-11-11 23:44:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:44:01,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:01,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:02,328 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 23:44:03,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 57 transitions. [2023-11-11 23:44:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-11 23:44:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:44:03,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:03,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:04,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:08,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:08,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 51 states and 67 transitions. [2023-11-11 23:44:08,932 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2023-11-11 23:44:08,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:44:08,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:08,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:08,960 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 23:44:09,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:09,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 66 transitions. [2023-11-11 23:44:09,174 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-11 23:44:09,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:44:09,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:09,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:09,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:09,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:09,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 51 states and 65 transitions. [2023-11-11 23:44:09,566 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-11 23:44:09,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:44:09,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:09,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:09,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:09,916 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 23:44:14,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 57 states and 76 transitions. [2023-11-11 23:44:14,271 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-11 23:44:14,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:44:14,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:14,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:14,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:14,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2023-11-11 23:44:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2023-11-11 23:44:14,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:44:14,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:14,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:15,663 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 23:44:16,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 58 states and 77 transitions. [2023-11-11 23:44:16,732 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-11 23:44:16,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:44:16,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:16,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:16,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:17,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:17,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 61 states and 81 transitions. [2023-11-11 23:44:17,679 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 81 transitions. [2023-11-11 23:44:17,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:44:17,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:17,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:19,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:24,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:24,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 69 states and 94 transitions. [2023-11-11 23:44:24,148 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 94 transitions. [2023-11-11 23:44:24,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:44:24,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:24,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:24,176 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:24,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2023-11-11 23:44:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-11-11 23:44:24,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:44:24,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:24,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:25,069 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:26,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:26,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2023-11-11 23:44:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2023-11-11 23:44:26,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:44:26,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:26,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:26,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:26,177 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:27,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:27,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2023-11-11 23:44:27,020 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2023-11-11 23:44:27,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:44:27,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:27,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:27,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:27,065 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 73 states and 100 transitions. [2023-11-11 23:44:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 100 transitions. [2023-11-11 23:44:27,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:44:27,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:27,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:27,798 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:44:28,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:28,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 69 states and 96 transitions. [2023-11-11 23:44:28,522 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2023-11-11 23:44:28,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:44:28,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:28,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:28,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 79 states and 116 transitions. [2023-11-11 23:44:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 116 transitions. [2023-11-11 23:44:42,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:44:42,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:42,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:42,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:42,816 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:44:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:43,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2023-11-11 23:44:43,508 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2023-11-11 23:44:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:44:43,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:43,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:44:43,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.