./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/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_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/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_87ee08b1-14cd-47d5-9897-65a5ac0ef568/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 f3d22aeda2fb15b9dd79854281ee0f5e475c0f7ee1551b76594f45703ddc81df --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:29,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:29,922 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:54:29,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:29,935 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:29,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:29,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:29,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:29,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:29,983 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:29,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:29,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:29,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:29,986 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:54:29,986 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:54:29,987 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:54:29,987 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:29,988 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:29,988 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:29,989 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:29,989 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:29,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:29,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:29,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:29,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:29,992 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:29,993 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:29,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:29,994 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_87ee08b1-14cd-47d5-9897-65a5ac0ef568/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3d22aeda2fb15b9dd79854281ee0f5e475c0f7ee1551b76594f45703ddc81df [2023-11-11 23:54:30,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:30,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:30,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:30,313 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:30,314 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:30,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c [2023-11-11 23:54:33,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:33,777 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:33,777 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength4.c [2023-11-11 23:54:33,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/data/287c6bf78/dc3906aea2164c4bb9904a2ec6bba623/FLAG5c0990cd7 [2023-11-11 23:54:33,806 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/data/287c6bf78/dc3906aea2164c4bb9904a2ec6bba623 [2023-11-11 23:54:33,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:33,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:33,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:33,813 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:33,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:33,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:33" (1/1) ... [2023-11-11 23:54:33,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c40dc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:33, skipping insertion in model container [2023-11-11 23:54:33,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:33" (1/1) ... [2023-11-11 23:54:33,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:34,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:34,036 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:34,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:34,068 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:34,069 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34 WrapperNode [2023-11-11 23:54:34,069 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:34,070 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:34,070 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:34,071 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:34,079 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,086 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,107 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-11 23:54:34,107 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:34,108 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:34,108 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:34,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:34,118 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,118 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,133 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,146 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:34,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:34,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:34,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:34,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:34,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:34,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:34,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87ee08b1-14cd-47d5-9897-65a5ac0ef568/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:34,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:34,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:34,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:34,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:34,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:34,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:34,360 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:34,363 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:34,646 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:34,761 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:34,771 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-11 23:54:34,780 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:34 BoogieIcfgContainer [2023-11-11 23:54:34,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:34,781 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:34,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:34,793 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:34,794 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,805 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:54:34,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:34,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2023-11-11 23:54:34,878 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2023-11-11 23:54:34,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:34,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:34,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,235 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 23:54:35,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2023-11-11 23:54:35,281 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2023-11-11 23:54:35,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:35,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,447 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 23:54:35,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2023-11-11 23:54:35,496 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2023-11-11 23:54:35,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:54:35,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,598 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 23:54:35,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:35,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-11 23:54:35,623 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-11 23:54:35,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:35,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:35,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:35,729 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 23:54:36,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-11-11 23:54:36,088 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-11-11 23:54:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:54:36,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:36,255 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 23:54:36,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:36,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2023-11-11 23:54:36,926 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2023-11-11 23:54:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:54:36,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:36,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,011 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 23:54:37,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-11-11 23:54:37,242 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-11-11 23:54:37,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:54:37,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:37,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:37,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 35 states and 53 transitions. [2023-11-11 23:54:37,719 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 53 transitions. [2023-11-11 23:54:37,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:37,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:37,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:37,757 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:38,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 54 transitions. [2023-11-11 23:54:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 54 transitions. [2023-11-11 23:54:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:54:38,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:38,350 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 23:54:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:39,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2023-11-11 23:54:39,860 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2023-11-11 23:54:39,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:39,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:39,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:40,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2023-11-11 23:54:40,605 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2023-11-11 23:54:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:54:40,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:40,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:40,804 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 23:54:41,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:41,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2023-11-11 23:54:41,188 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2023-11-11 23:54:41,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:41,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:41,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:41,216 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:54:41,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:41,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2023-11-11 23:54:41,615 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2023-11-11 23:54:41,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:54:41,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:41,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:41,846 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 52 states and 94 transitions. [2023-11-11 23:54:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 94 transitions. [2023-11-11 23:54:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:42,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:42,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:43,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 55 states and 102 transitions. [2023-11-11 23:54:43,746 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 102 transitions. [2023-11-11 23:54:43,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:54:43,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:43,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:44,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 57 states and 107 transitions. [2023-11-11 23:54:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 107 transitions. [2023-11-11 23:54:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:44,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:44,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:44,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 60 states and 122 transitions. [2023-11-11 23:54:45,742 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 122 transitions. [2023-11-11 23:54:45,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:54:45,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:45,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:45,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:45,763 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-11 23:54:46,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:46,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 61 states and 123 transitions. [2023-11-11 23:54:46,343 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 123 transitions. [2023-11-11 23:54:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:46,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:46,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:46,540 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:47,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:47,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 64 states and 131 transitions. [2023-11-11 23:54:47,373 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 131 transitions. [2023-11-11 23:54:47,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:47,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:47,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:47,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:47,501 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:47,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 65 states and 135 transitions. [2023-11-11 23:54:47,912 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 135 transitions. [2023-11-11 23:54:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:47,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:47,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,231 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:48,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:48,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 66 states and 141 transitions. [2023-11-11 23:54:48,508 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 141 transitions. [2023-11-11 23:54:48,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:54:48,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:48,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 67 states and 141 transitions. [2023-11-11 23:54:49,201 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 141 transitions. [2023-11-11 23:54:49,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:49,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:49,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:49,967 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:52,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 76 states and 157 transitions. [2023-11-11 23:54:52,929 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 157 transitions. [2023-11-11 23:54:52,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:52,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:52,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:52,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:54:53,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:53,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 77 states and 158 transitions. [2023-11-11 23:54:53,656 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 158 transitions. [2023-11-11 23:54:53,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:53,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:53,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:53,695 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:54:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:54,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 78 states and 159 transitions. [2023-11-11 23:54:54,332 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 159 transitions. [2023-11-11 23:54:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:54:54,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:54,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:54,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:56,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 81 states and 177 transitions. [2023-11-11 23:54:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 177 transitions. [2023-11-11 23:54:56,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:56,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:56,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:56,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:56,424 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:57,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 84 states and 189 transitions. [2023-11-11 23:54:57,550 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 189 transitions. [2023-11-11 23:54:57,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:57,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:57,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:57,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:57,635 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:57,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:57,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 85 states and 191 transitions. [2023-11-11 23:54:57,909 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 191 transitions. [2023-11-11 23:54:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:57,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:57,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:58,346 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:54:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:54:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 87 states and 200 transitions. [2023-11-11 23:54:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 200 transitions. [2023-11-11 23:54:59,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:54:59,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:54:59,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:54:59,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:54:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:00,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:00,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 88 states and 201 transitions. [2023-11-11 23:55:00,005 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 201 transitions. [2023-11-11 23:55:00,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:00,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:00,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:00,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:00,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 89 states and 201 transitions. [2023-11-11 23:55:00,613 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 201 transitions. [2023-11-11 23:55:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:00,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:00,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:00,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:01,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 90 states and 202 transitions. [2023-11-11 23:55:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 202 transitions. [2023-11-11 23:55:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:01,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:01,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:02,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:02,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 91 states and 202 transitions. [2023-11-11 23:55:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 202 transitions. [2023-11-11 23:55:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:02,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:02,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:02,041 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-11 23:55:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:02,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 92 states and 203 transitions. [2023-11-11 23:55:02,743 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 203 transitions. [2023-11-11 23:55:02,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:02,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:02,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:03,093 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:05,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:05,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 97 states and 212 transitions. [2023-11-11 23:55:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 212 transitions. [2023-11-11 23:55:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:05,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:05,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:06,221 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:08,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:08,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 101 states and 234 transitions. [2023-11-11 23:55:08,814 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 234 transitions. [2023-11-11 23:55:08,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:08,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:08,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:08,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:09,118 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:10,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:10,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 104 states and 247 transitions. [2023-11-11 23:55:10,413 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 247 transitions. [2023-11-11 23:55:10,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:10,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:10,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:12,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:12,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 106 states and 258 transitions. [2023-11-11 23:55:12,140 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 258 transitions. [2023-11-11 23:55:12,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:12,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:12,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:12,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:12,224 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 108 states and 263 transitions. [2023-11-11 23:55:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 263 transitions. [2023-11-11 23:55:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:13,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:13,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:13,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 109 states and 263 transitions. [2023-11-11 23:55:13,835 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 263 transitions. [2023-11-11 23:55:13,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:13,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:13,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:13,914 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:14,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 110 states and 264 transitions. [2023-11-11 23:55:14,554 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 264 transitions. [2023-11-11 23:55:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:14,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:14,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:14,925 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 111 states and 265 transitions. [2023-11-11 23:55:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 265 transitions. [2023-11-11 23:55:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:15,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:16,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 112 states and 266 transitions. [2023-11-11 23:55:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 266 transitions. [2023-11-11 23:55:16,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:16,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:16,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:16,370 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 113 states and 272 transitions. [2023-11-11 23:55:17,109 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 272 transitions. [2023-11-11 23:55:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:55:17,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:17,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:17,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:18,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:18,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 114 states and 272 transitions. [2023-11-11 23:55:18,126 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 272 transitions. [2023-11-11 23:55:18,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:18,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:18,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-11 23:55:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 115 states and 273 transitions. [2023-11-11 23:55:19,017 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 273 transitions. [2023-11-11 23:55:19,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:19,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:19,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:19,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:20,080 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.