./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-write.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/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_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-write.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/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 32bit --witnessprinter.graph.data.programhash 05d1274571884b61e0bf3945fec02c622819cbfceb65bf4937493085e5ba6604 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:05:40,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:05:40,209 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-12 00:05:40,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:05:40,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:05:40,242 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:05:40,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:05:40,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:05:40,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:05:40,246 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:05:40,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:05:40,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:05:40,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:05:40,248 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:05:40,249 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:05:40,250 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:05:40,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:05:40,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:05:40,251 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:05:40,252 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:05:40,253 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:05:40,260 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:05:40,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:05:40,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:40,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:05:40,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:05:40,263 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:05:40,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:05:40,264 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_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 05d1274571884b61e0bf3945fec02c622819cbfceb65bf4937493085e5ba6604 [2023-11-12 00:05:40,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:05:40,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:05:40,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:05:40,573 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:05:40,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:05:40,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-write.c [2023-11-12 00:05:43,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:05:43,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:05:43,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_-write.c [2023-11-12 00:05:43,983 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/data/1ddc50173/d8f950cd6f6f4181aee72646a9b7203c/FLAG3dc55e15a [2023-11-12 00:05:44,000 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/data/1ddc50173/d8f950cd6f6f4181aee72646a9b7203c [2023-11-12 00:05:44,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:05:44,005 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:05:44,007 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:44,007 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:05:44,012 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:05:44,013 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a2ec265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44, skipping insertion in model container [2023-11-12 00:05:44,015 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,037 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:05:44,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:44,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:05:44,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:05:44,271 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:05:44,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44 WrapperNode [2023-11-12 00:05:44,272 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:05:44,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:44,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:05:44,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:05:44,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,325 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-11-12 00:05:44,325 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:05:44,326 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:05:44,326 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:05:44,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:05:44,337 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,338 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,351 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,352 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:05:44,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:05:44,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:05:44,375 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:05:44,376 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:05:44,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:05:44,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:05:44,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_719e674f-f46b-40c6-80b2-4f0ad5cd53fb/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:05:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:05:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:05:44,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:05:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:05:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:05:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:05:44,545 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:05:44,546 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:05:44,777 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:05:44,829 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:05:44,829 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 00:05:44,832 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:44 BoogieIcfgContainer [2023-11-12 00:05:44,832 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:05:44,833 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:05:44,834 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:05:44,845 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:05:44,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:05:44" (1/1) ... [2023-11-12 00:05:44,856 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:05:44,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:44,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-12 00:05:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-12 00:05:44,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:44,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:44,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-12 00:05:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-12 00:05:45,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:45,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-12 00:05:45,450 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-12 00:05:45,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-12 00:05:45,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:45,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:45,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-11-12 00:05:45,712 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-11-12 00:05:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:05:45,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:45,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:45,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:45,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:46,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:46,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2023-11-12 00:05:46,252 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-11-12 00:05:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-12 00:05:46,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:46,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:47,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:47,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2023-11-12 00:05:47,193 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2023-11-12 00:05:47,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:47,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:47,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:47,298 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2023-11-12 00:05:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2023-11-12 00:05:47,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:47,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:47,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:48,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2023-11-12 00:05:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2023-11-12 00:05:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-12 00:05:48,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:48,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:48,909 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:49,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 42 states and 70 transitions. [2023-11-12 00:05:49,823 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 70 transitions. [2023-11-12 00:05:49,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:49,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:49,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:50,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2023-11-12 00:05:50,408 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2023-11-12 00:05:50,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:05:50,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:50,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:50,709 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:52,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:52,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 50 states and 84 transitions. [2023-11-12 00:05:52,625 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 84 transitions. [2023-11-12 00:05:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:05:52,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:52,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:52,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:05:54,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:54,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 57 states and 94 transitions. [2023-11-12 00:05:54,788 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 94 transitions. [2023-11-12 00:05:54,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:05:54,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:54,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:54,887 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 00:05:55,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:55,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2023-11-12 00:05:55,760 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2023-11-12 00:05:55,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:05:55,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:55,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:55,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:56,065 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:05:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:05:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2023-11-12 00:05:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2023-11-12 00:05:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:05:59,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:05:59,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:05:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:05:59,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:06:01,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 74 states and 128 transitions. [2023-11-12 00:06:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 128 transitions. [2023-11-12 00:06:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:01,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:01,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:01,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:01,972 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:05,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:05,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 83 states and 145 transitions. [2023-11-12 00:06:05,375 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 145 transitions. [2023-11-12 00:06:05,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:05,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:05,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:05,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:05,696 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:08,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 87 states and 154 transitions. [2023-11-12 00:06:08,626 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 154 transitions. [2023-11-12 00:06:08,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:06:08,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:08,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:08,652 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:09,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:09,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 87 states and 153 transitions. [2023-11-12 00:06:09,107 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 153 transitions. [2023-11-12 00:06:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:09,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:09,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 19 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2023-11-12 00:06:10,550 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2023-11-12 00:06:10,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:10,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:10,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:10,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:10,609 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-12 00:06:11,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:11,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 90 states and 163 transitions. [2023-11-12 00:06:11,384 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 163 transitions. [2023-11-12 00:06:11,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:11,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:11,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:11,885 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:13,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 93 states and 185 transitions. [2023-11-12 00:06:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 185 transitions. [2023-11-12 00:06:13,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:13,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:13,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:14,793 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:06:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:20,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 105 states and 229 transitions. [2023-11-12 00:06:20,817 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 229 transitions. [2023-11-12 00:06:20,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:20,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:20,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:20,848 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:06:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 110 states and 242 transitions. [2023-11-12 00:06:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 242 transitions. [2023-11-12 00:06:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:23,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,203 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:06:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 118 states and 252 transitions. [2023-11-12 00:06:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 252 transitions. [2023-11-12 00:06:27,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:27,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:27,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:06:29,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:29,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 120 states and 256 transitions. [2023-11-12 00:06:29,471 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 256 transitions. [2023-11-12 00:06:29,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:29,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:29,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:29,598 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:06:30,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:30,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 121 states and 261 transitions. [2023-11-12 00:06:30,546 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 261 transitions. [2023-11-12 00:06:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:30,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:30,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:30,596 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:06:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 122 states and 264 transitions. [2023-11-12 00:06:31,130 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 264 transitions. [2023-11-12 00:06:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:31,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:31,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:31,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-12 00:06:35,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 124 states and 275 transitions. [2023-11-12 00:06:35,380 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 275 transitions. [2023-11-12 00:06:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:06:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:35,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:35,487 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:06:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:36,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 125 states and 276 transitions. [2023-11-12 00:06:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 276 transitions. [2023-11-12 00:06:36,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:06:36,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-12 00:06:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:37,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 126 states and 279 transitions. [2023-11-12 00:06:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 279 transitions. [2023-11-12 00:06:37,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:37,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:37,182 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-12 00:06:37,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 127 states and 281 transitions. [2023-11-12 00:06:37,245 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 281 transitions. [2023-11-12 00:06:37,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:37,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:37,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-12 00:06:38,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:38,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 129 states and 284 transitions. [2023-11-12 00:06:38,468 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 284 transitions. [2023-11-12 00:06:38,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:38,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:38,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:38,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat