./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-memory-linkedlists/ll_traverse-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-memory-linkedlists/ll_traverse-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d3cd5e688407114d19fa45687c965a1dc98e8095ddb8a7bd3f6a6a915262e179 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:26,596 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:26,671 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:13:26,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:26,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:26,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:26,702 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:26,703 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:26,704 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:26,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:26,705 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:26,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:26,706 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:26,707 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:26,707 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:26,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:26,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:26,709 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:13:26,710 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:26,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:26,711 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:26,711 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:26,712 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:26,712 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:26,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:26,713 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:26,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:26,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:26,715 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:26,715 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:26,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:26,716 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:26,717 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_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3cd5e688407114d19fa45687c965a1dc98e8095ddb8a7bd3f6a6a915262e179 [2023-11-19 03:13:26,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:26,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:26,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:26,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:26,982 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:26,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-linkedlists/ll_traverse-alloca.i [2023-11-19 03:13:30,138 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:30,462 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:30,463 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/sv-benchmarks/c/termination-memory-linkedlists/ll_traverse-alloca.i [2023-11-19 03:13:30,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/data/5dfd14f97/f2a373255eda4367a3fc7f565351f738/FLAGb2d2376a5 [2023-11-19 03:13:30,492 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/data/5dfd14f97/f2a373255eda4367a3fc7f565351f738 [2023-11-19 03:13:30,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:30,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:30,498 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:30,499 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:30,504 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:30,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a2480dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30, skipping insertion in model container [2023-11-19 03:13:30,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,546 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:30,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:30,868 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:30,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:30,945 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:30,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30 WrapperNode [2023-11-19 03:13:30,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:30,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:30,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:30,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:30,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,967 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,985 INFO L138 Inliner]: procedures = 114, calls = 8, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 45 [2023-11-19 03:13:30,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:30,986 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:30,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:30,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:30,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,998 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:30,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,007 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:31,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:31,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:31,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:31,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:30" (1/1) ... [2023-11-19 03:13:31,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:31,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:31,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:31,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0191b1a7-f0c2-47d5-aba9-418f4ec6c185/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:13:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:13:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:13:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:13:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:31,230 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:31,232 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:31,402 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:31,450 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:31,451 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:13:31,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:31 BoogieIcfgContainer [2023-11-19 03:13:31,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:31,456 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:31,456 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:31,467 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:31,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:31" (1/1) ... [2023-11-19 03:13:31,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:31,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2023-11-19 03:13:31,539 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2023-11-19 03:13:31,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:13:31,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:31,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-19 03:13:31,931 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-19 03:13:31,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:31,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:32,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2023-11-19 03:13:32,196 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2023-11-19 03:13:32,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:13:32,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:32,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2023-11-19 03:13:32,414 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2023-11-19 03:13:32,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:13:32,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-11-19 03:13:32,676 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-11-19 03:13:32,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:32,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:33,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2023-11-19 03:13:33,018 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2023-11-19 03:13:33,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:33,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:33,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-19 03:13:33,408 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-19 03:13:33,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:33,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:33,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2023-11-19 03:13:33,805 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2023-11-19 03:13:33,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:33,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:34,133 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 03:13:34,361 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 03:13:34,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:13:34,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:34,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:34,744 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-19 03:13:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-19 03:13:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:34,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:35,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-19 03:13:35,696 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-19 03:13:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:35,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:35,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:35,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:36,236 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:36,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:36,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2023-11-19 03:13:36,507 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2023-11-19 03:13:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:13:36,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:36,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:37,039 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:37,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:37,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2023-11-19 03:13:37,339 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2023-11-19 03:13:37,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:13:37,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:37,887 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:38,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:38,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 40 states and 52 transitions. [2023-11-19 03:13:38,205 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2023-11-19 03:13:38,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:13:38,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:38,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:39,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2023-11-19 03:13:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-11-19 03:13:39,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:13:39,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:39,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:39,893 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:40,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-19 03:13:40,281 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-19 03:13:40,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:13:40,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:40,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:40,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:41,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:41,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-11-19 03:13:41,361 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-19 03:13:41,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:13:41,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:41,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:42,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2023-11-19 03:13:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2023-11-19 03:13:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:13:42,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:42,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:43,398 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:43,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:43,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 55 states and 72 transitions. [2023-11-19 03:13:43,802 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2023-11-19 03:13:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:13:43,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:43,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:44,734 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2023-11-19 03:13:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2023-11-19 03:13:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:13:45,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:45,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:46,160 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:46,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2023-11-19 03:13:46,589 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2023-11-19 03:13:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:13:46,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:46,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:48,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:48,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 64 states and 84 transitions. [2023-11-19 03:13:48,152 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 84 transitions. [2023-11-19 03:13:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:13:48,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:48,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:48,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2023-11-19 03:13:49,785 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-19 03:13:49,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 03:13:49,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:49,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:49,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:50,939 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:51,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2023-11-19 03:13:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2023-11-19 03:13:51,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:13:51,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:51,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:52,666 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:53,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:53,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2023-11-19 03:13:53,185 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2023-11-19 03:13:53,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:13:53,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:53,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,716 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 759 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:55,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2023-11-19 03:13:55,239 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-19 03:13:55,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 03:13:55,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,440 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 0 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 79 states and 104 transitions. [2023-11-19 03:13:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2023-11-19 03:13:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:13:56,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,281 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:58,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2023-11-19 03:13:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2023-11-19 03:13:58,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 03:13:58,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 975 backedges. 0 proven. 975 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:00,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2023-11-19 03:14:00,855 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2023-11-19 03:14:00,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:14:00,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:02,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1053 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2023-11-19 03:14:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2023-11-19 03:14:02,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 03:14:02,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:02,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:04,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:04,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 91 states and 120 transitions. [2023-11-19 03:14:04,952 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 120 transitions. [2023-11-19 03:14:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-19 03:14:04,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:04,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1218 backedges. 0 proven. 1218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:07,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 94 states and 124 transitions. [2023-11-19 03:14:07,263 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 124 transitions. [2023-11-19 03:14:07,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 03:14:07,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:07,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:07,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:08,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1305 backedges. 0 proven. 1305 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 128 transitions. [2023-11-19 03:14:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 128 transitions. [2023-11-19 03:14:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-19 03:14:09,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:09,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 1395 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:11,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:11,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 100 states and 132 transitions. [2023-11-19 03:14:11,664 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 132 transitions. [2023-11-19 03:14:11,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:14:11,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:11,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 0 proven. 1488 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:14:14,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:14,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 103 states and 136 transitions. [2023-11-19 03:14:14,172 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 136 transitions. [2023-11-19 03:14:14,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:14:14,172 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:14,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat